Knoitol Huperzine A Complex 200 Ingredients & Drug Interactions
by LifeLink
What is this page for?
First and foremost: checking Knoitol Huperzine A Complex 200 against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.
Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy
Knoitol Huperzine A Complex 200 is a dietary supplement by LifeLink with 4 active ingredients. Its ingredients are commonly taken for memory and focus, mood and mental clarity, adhd-type symptoms.Based on those ingredients, 219 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are DMAE, Huperzine A 1% Extract, Choline. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Knoitol Huperzine A Complex 200 by LifeLink
Ask about any prescription or over-the-counter medication and we check it for interactions with Knoitol Huperzine A Complex 200 by LifeLink — and tell you which ingredient is responsible.
AI summaries are generated from our interaction database for education only — always confirm with your pharmacist. How we use AI
Ask the Pharmacist
A licensed pharmacist will answer your question by email — free, usually within 24 hours.
Got it — thank you!
A licensed pharmacist will answer within 24 hours. Keep an eye on your email (worth checking spam, just in case).
HelloPharmacist Scorecard of Knoitol Huperzine A Complex 200 by LifeLink
Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.
What’s inside
Full disclosure
Knoitol Huperzine A Complex 200 contains 4 active ingredients. Huperzine A is the main player — it's an alkaloid extracted from club moss that works by blocking an enzyme (acetylcholinesterase) that normally breaks down acetylcholine, a chemical messenger in your brain.
DMAE (dimethylaminoethanol) is thought to increase acetylcholine levels as well. Choline is a nutrient that serves as a building block for acetylcholine and supports brain function.
The product also contains a huperzine A 1% extract as a standardized form of the active alkaloid. The tablet also includes several inactive ingredients — maltodextrin, microcrystalline cellulose, stearic acid, and croscarmellose sodium — which are fillers and binders that help hold the tablet together.
Does it work?
Moderate evidence
The evidence for what this product can do is mixed and limited. Huperzine A is possibly effective for Alzheimer disease, but for other uses — athletic performance, cognitive impairment, vascular dementia, depression, and memory — the evidence is insufficient to say whether it works.
DMAE has been rated likely ineffective for Alzheimer disease and tardive dyskinesia (a movement disorder), and there's insufficient evidence for aging skin, athletic performance, and ADHD. Choline is possibly ineffective for athletic performance, and we don't have enough evidence for its use in age-related cognitive decline, bronchitis, liver health, or hay fever.
Vitamin B5 has no effectiveness data on file for this product.
How safe is it?
Well-documented data
Orally, huperzine A and DMAE are generally well tolerated, but both can cause real side effects — huperzine A may cause dose-dependent cholinergic effects like blurred vision, nausea, vomiting, diarrhea, dizziness, dry mouth, insomnia, constipation, and sweating. DMAE has been linked to abdominal cramps, diarrhea, drowsiness, nausea, vomiting, and at higher doses (above 1000 mg daily) mood changes including depression and hypomania, or increased schizophrenia symptoms.
Choline is well tolerated at appropriate doses but can cause a fishy body odor and, at very high doses (9 grams or more daily), diarrhea, nausea, and vomiting. Huperzine A is not recommended during pregnancy — there isn't enough safety data.
Safety while breastfeeding is also unknown, so it's best avoided. DMAE should be avoided in pregnancy and breastfeeding.
Choline is likely safe during pregnancy and is actually important then, but use only prenatal or supplement doses as your doctor advises; breastfeeding needs are higher, so use supplements only under professional guidance.
Meds to double-check
Moderate interaction found
Before you take this product, check with your doctor or pharmacist if you're on cholinergic drugs (drugs that boost acetylcholine) — huperzine A may increase their effects and side effects, and that's a Moderate concern. Also check if you're taking anticholinergic drugs or atropine — huperzine A, DMAE, and choline might reduce how well they work, though the severity ranges from Minor to Moderate depending on the medication.
The bottom line
Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.
This product is aimed at people interested in cognitive support, particularly those concerned with Alzheimer disease, though the evidence is strongest only for that use with huperzine A. If you take anticholinergic or cholinergic medications, or atropine, talk with your doctor or pharmacist before starting — this product could affect how those drugs work.
Pregnant or breastfeeding? Check with your doctor or pharmacist first.
Because huperzine A is pharmacologically active and can cause side effects, use it with care and medical guidance.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 3 of 4 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Oct 1, 2012.
This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed
General information
Key facts about Knoitol Huperzine A Complex 200, straight from the product label.
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.
Supplement Facts
The label details for Knoitol Huperzine A Complex 200 by LifeLink, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Huperzine A | 200 mcg | -- |
| DMAE | 25 mg | -- |
| Huperzine A 1% Extract | 20 mg | -- |
| Choline | 250 mg | -- |
| Vitamin B5 | 100 mg | 100% |
Other ingredients: Maltodextrin, Microcrystalline Cellulose, Stearic Acid, Croscarmellose Sodium
Tap any ingredient to jump to its full detail below.
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
FDA Statement of Identity
DIETARY SUPPLEMENT
General Statements
Huperzine A enhances memory, focus and concentration by inhibiting the breakdown of the neurotransmitter acetyl-choline.
Suggested/Recommended/Usage/Directions
Suggested Use: 1 tablet 3 times daily or as directed by a health care professional.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Knoitol Huperzine A Complex 200 by LifeLink label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.
View the full label (PDF)The Ingredients in Knoitol Huperzine A Complex 200 by LifeLink
These are the 4 active ingredients this product is made of. Select any to open its full monograph.
Serving size1 Tablet(s) Dosage formTablet Or Pill Amounts shown are per serving.
Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.
DMAE
Interacts with219 drugs
Deanol (DMAE) is a compound related to choline that is marketed for memory, focus, and mood, but solid human evidence for most of these uses is limite...
DMAE monograph & interactionsHuperzine A 1% Extract
Interacts with219 drugs
Huperzine A is a purified compound from a Chinese clubmoss that acts like a mild cholinesterase inhibitor, similar in mechanism to some prescription A...
Huperzine A 1% Extract monograph & interactionsCholine
Interacts with16 drugs
Choline is an essential nutrient your body needs for liver function, brain health, and nerve signaling, and many people get enough from foods like egg...
Choline monograph & interactionsVitamin B5
Other (inactive) ingredients: Maltodextrin, Microcrystalline Cellulose, Stearic Acid, Croscarmellose Sodium. These complete the product’s ingredient list but are not active constituents.
Knoitol Huperzine A Complex 200 by LifeLink Drug Interactions
HelloPharmacist Interaction Report
Knoitol Huperzine A Complex 200 by LifeLink contains ingredients with documented interactions: huperzine A, DMAE, and choline all affect how your body handles certain medications.
The most serious concern is huperzine A with cholinergic drugs (drugs that boost acetylcholine, a brain chemical) — using them together could pile on effects and side effects because huperzine A blocks an enzyme that normally breaks down acetylcholine.
Read the full breakdown — every affected drug type, severity by severity
Huperzine A and DMAE both interact with anticholinergic drugs (medications that block acetylcholine, often used for motion sickness, bladder control, or certain nerve problems) — theoretically, this product might reduce how well those drugs work. Choline can also interfere with atropine (an anticholinergic), though the effect is expected to be minor.
DMAE carries the same minor concerns with both anticholinergic and cholinergic drugs as huperzine A does, only at a lower severity level.
We couldn't check vitamin B5 — we hold no interaction data for it. Altogether, these interactions span 219 individual medications.
If you take any anticholinergic drugs, cholinergic medications, or atropine, use the search tool below to look up your exact prescriptions before you start this product.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Knoitol Huperzine A Complex 200?
Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.
Go to the checkerIngredients driving the most interactions
Individual Drug Interactions
The ingredients in Knoitol Huperzine A Complex 200 interact with 219 drugs. Click any drug to see the details.
3 of the 4 ingredients in Knoitol Huperzine A Complex 200 interact with drugs. Each result below shows which ingredient is responsible. DMAE Huperzine A 1% Extract Choline
AcepromazineAtravet
How Acepromazine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acepromazine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acepromazine interactionAcetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, PhenylephrineHycomine Compound
How Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interactionAcetaminophen, Caffeine, PyrilamineMidol Max Strength Menstrual
How Acetaminophen, Caffeine, Pyrilamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Caffeine, Pyrilamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Caffeine, Pyrilamine interactionAcetaminophen, Chlorpheniramine Maleate, Dextromethorphan HbrVicks Formula 44M Cough, Cold & Flu Relief
How Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interactionAcetaminophen, Chlorpheniramine, Codeine, PhenylephrineColrex
How Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, DextromethorphanCoricidin II Extra Strength Cold and Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAcetaminophen, Chlorpheniramine, Dextromethorphan HydrobromideCoricidin HBP Maximum Strength Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PhenylpropanolamineMulti Symptom Cold Relief
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PseudoephedrineChildren's Tylenol Cold Plus Cough, Tylenol Cold Ex Strength
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionAcetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, SalicylamideRhinogesic GG
How Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylephrineAlka-Seltzer PLUS, Histex SR, Protid
How Acetaminophen, Chlorpheniramine, Phenylephrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Phenylephrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, Phenylephrine, SalicylamideRhinogesic, Rhinogesic JR
How Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylpropanolamineAlumadrine, Conex, Sinadrin Max Strength, Sinulin
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, OpiumHista-Derfule
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, PhenyltoloxamineNorel Plus
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionAcetaminophen, Chlorpheniramine, PseudoephedrineAlka-Seltzer PLUS Liquid Gels, Children's Tylenol Cold, Codimal, Comtrex, Extra Strength Tylenol Allergy Sinus, Lorsin +3 more
How Acetaminophen, Chlorpheniramine, Pseudoephedrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Chlorpheniramine, Pseudoephedrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Chlorpheniramine, Pseudoephedrine interactionAcetaminophen, Codeine, DoxylamineMersyndol
How Acetaminophen, Codeine, Doxylamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Codeine, Doxylamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Codeine, Doxylamine interactionAcetaminophen, Dextromethorphan, Doxylamine, PseudoephedrineVicks NyQuil
How Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interactionAcetaminophen, Dextromethorphan, Phenylpropanolamine, PyrilamineTheracaps
How Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interactionAcetaminophen, DiphenhydramineTylenol PM, Tylenol PM Ex Strength
How Acetaminophen, Diphenhydramine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Diphenhydramine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Diphenhydramine interactionAcetaminophen, Diphenhydramine, PseudoephedrineChildren's Tylenol Allergy, Cold Control, Contac Night Allergy Relief
How Acetaminophen, Diphenhydramine, Pseudoephedrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionAcetaminophen, Doxylamine, PseudoephedrineEx Strength Tylenol Sinus Nighttime
How Acetaminophen, Doxylamine, Pseudoephedrine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Doxylamine, Pseudoephedrine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Doxylamine, Pseudoephedrine interactionAcetaminophen, Pamabrom, PyrilamineMidol Max Strength PMS, Pamprin, Pamprin ES
How Acetaminophen, Pamabrom, Pyrilamine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Pamabrom, Pyrilamine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Pamabrom, Pyrilamine interactionAcetaminophen, Phenylephrine, ChlorpheniramineSuper Cold Tabs
How Acetaminophen, Phenylephrine, Chlorpheniramine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Acetaminophen, Phenylephrine, Chlorpheniramine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Acetaminophen, Phenylephrine, Chlorpheniramine interactionAcetylcholineMiochol-E
How Acetylcholine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractCholinergic Drugs Moderate
Interaction Summary
Theoretically, concurrent use of huperzine A with cholinergic drugs might increase the effects and side effects of these medications.
Read the full Huperzine A 1% Extract + Acetylcholine interactionDmaeCholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might increase the effects and adverse effects of cholinergic drugs.
Read the full Dmae + Acetylcholine interactionAclidinium BromideTudorza Pressair
How Aclidinium Bromide interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Aclidinium Bromide interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Aclidinium Bromide interactionAclidinium Bromide, Formoterol Fumarate DihydrateDuaklir Pressair
How Aclidinium Bromide, Formoterol Fumarate Dihydrate interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Aclidinium Bromide, Formoterol Fumarate Dihydrate interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Aclidinium Bromide, Formoterol Fumarate Dihydrate interactionAerosphere Budesonide, Formoterol Fumarate, GlycopyrrolateBreztri
How Aerosphere Budesonide, Formoterol Fumarate, Glycopyrrolate interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Aerosphere Budesonide, Formoterol Fumarate, Glycopyrrolate interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Aerosphere Budesonide, Formoterol Fumarate, Glycopyrrolate interactionAmantadineGocovri, Osmolex ER, Symmetrel
How Amantadine interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractAnticholinergic Drugs Moderate
Interaction Summary
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Read the full Huperzine A 1% Extract + Amantadine interactionDmaeAnticholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Read the full Dmae + Amantadine interactionAmbenonium ChlorideMytelase
How Ambenonium Chloride interacts with Knoitol Huperzine A Complex 200 — through 2 ingredients. Tap an ingredient for the detail:
Huperzine A 1% ExtractCholinergic Drugs Moderate
Interaction Summary
Theoretically, concurrent use of huperzine A with cholinergic drugs might increase the effects and side effects of these medications.
Read the full Huperzine A 1% Extract + Ambenonium Chloride interactionDmaeCholinergic Drugs Minor
Interaction Summary
Theoretically, deanol might increase the effects and adverse effects of cholinergic drugs.
Read the full Dmae + Ambenonium Chloride interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Knoitol Huperzine A Complex 200 with known interactions, here are the types of medications they can affect. Open any type for the detail — or search your exact drug in the checker above.
DMAE
Anticholinergic Drugs
Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.
Deanol is thought to increase acetylcholine levels.
Cholinergic Drugs
Theoretically, deanol might increase the effects and adverse effects of cholinergic drugs.
Deanol is thought to increase acetylcholine levels.
Huperzine A 1% Extract
Anticholinergic Drugs
Theoretically, huperzine A might decrease the effects of anticholinergic drugs.
Huperzine A has acetylcholinesterase (AChE) inhibiting effects. In animal models, huperzine A reversed cognitive deficits induced by scopolamine, an anticholinergic drug.
Cholinergic Drugs
Theoretically, concurrent use of huperzine A with cholinergic drugs might increase the effects and side effects of these medications.
Huperzine A can inhibit acetylcholinesterase (AChE) and might cause cumulative effects if used with cholinergic drugs.
Choline
Atropine
Theoretically, choline might decrease the effects of atropine in the brain.
Animal research shows that administering choline one hour before administering atropine can attenuate atropine-induced decreases in brain levels of acetylcholine. Theoretically, concomitant use of choline and atropine may decrease the effects of atropine.
Brand information
Manufacturer and brand details for Knoitol Huperzine A Complex 200, from the product label.
LifeLink
See all LifeLink products- Name
- LifeLink
- City
- Grover Beach
- State
- CA
- ZipCode
- 93433
- Web Address
- http://www.lifelinknet.com
Knoitol Huperzine A Complex 200 by LifeLink: Common Questions
Does Knoitol Huperzine A Complex 200 by LifeLink interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What is huperzine A, and what is it supposed to do?
Can I take this if I'm pregnant or breastfeeding?
What side effects might I notice?
Is DMAE the same thing as huperzine A?
What does choline do in this formula?
Does this product have fillers?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Knoitol Huperzine A Complex 200 is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.
The Full Monographs Behind Knoitol Huperzine A Complex 200’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Deanol
Interacts with 219 drugsDeanol (DMAE) is a compound related to choline that is marketed for memory, focus, and mood, but solid human evidence for most of these uses is limited or mixed. It can cause side effects in...
Read the full Deanol monograph → Herb & supplement monographHuperzine A
Interacts with 219 drugsHuperzine A is a purified compound from a Chinese clubmoss that acts like a mild cholinesterase inhibitor, similar in mechanism to some prescription Alzheimer's drugs. Some small studies sug...
Read the full Huperzine A monograph → Herb & supplement monographCholine
Interacts with 16 drugsCholine is an essential nutrient your body needs for liver function, brain health, and nerve signaling, and many people get enough from foods like eggs, meat, and fish. Supplements may help...
Read the full Choline monograph →Sources & How We Checked
Knoitol Huperzine A Complex 200's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
The 42 references behind this product’s interaction data
Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.
Huperzine A 13 references
- Skolnick AA. Old Chinese herbal medicine used for fever yields possible new Alzheimer Disease therapy. JAMA 1997;277:776. DOI
- Ye JW, Cai JX, Wang LM, Tang XC. Improving effects of huperzine A on spatial working memory in aged monkeys and young adult monkeys with experimental cognitive impairment. J Pharmacol Exp Ther 1999;288:814-9.. DOI
- Wang T, Tang XC. Reversal of scopolamine-induced deficits in radial maze performance by (-)-huperzine A: comparison with E2020 and tacrine. Eur J Pharmacol 1998;349:137-42. PubMed
- Xu SS, Gao ZX, Weng Z, et al. Efficacy of tablet huperzine-A on memory, cognition, and behavior in Alzheimer's disease. Zhongguo Yao Li Xue Bao 1995;16:391-5.
- Zhang RW, Tang XC, Han YY, et al. [Drug evaluation of huperzine A in the treatment of senile memory disorders]. Chung Kuo Yao Li Hsueh Pao 1991;12:250-2.
- Xu SS, Cai ZY, Qu ZW, et al. Huperzine-A in capsules and tablets for treating patients with Alzheimer disease. Zhongguo Yao Li Xue Bao 1999;20:486-90.
- Felgenhauer N, Zilker T, Worek F, Eyer P. Intoxication with huperzine A, a potent anticholinesterase found in the fir club moss. J Toxicol Clin Toxicol 2000;38:803-8.. PubMed
- Zhang, Z., Wang, X., Chen, Q., Shu, L., Wang, J., and Shan, G. [Clinical efficacy and safety of huperzine Alpha in treatment of mild to moderate Alzheimer disease, a placebo-controlled, double-blind, randomized trial]. Zhonghua Yi Xue Za Zhi 7-25-2002;82
- Cheng, D. H., Ren, H., and Tang, X. C. Huperzine A, a novel promising acetylcholinesterase inhibitor. Neuroreport 12-20-1996;8(1):97-101. PubMed
- Wang BS, Wang H, Wei ZH, Song YY, Zhang L, Chen HZ. Efficacy and safety of natural acetylcholinesterase inhibitor huperzine A in the treatment of Alzheimer's disease: an updated meta-analysis. J Neural Transm (Vienna) 2009;116(4):457-65. PubMed
- Xu ZQ, Liang XM, Juan-Wu, Zhang YF, Zhu CX, Jiang XJ. Treatment with Huperzine A improves cognition in vascular dementia patients. Cell Biochem Biophys 2012;62(1):55-8. PubMed
- Yang G, Wang Y, Tian J, Liu JP. Huperzine A for Alzheimer's disease: a systematic review and meta-analysis of randomized clinical trials. PLoS One 2013;8(9):e74916. PubMed
- Xing SH, Zhu CX, Zhang R, An L. Huperzine a in the treatment of Alzheimer's disease and vascular dementia: a meta-analysis. Evid Based Complement Alternat Med 2014;2014:363985. PubMed
Deanol 15 references
- Davies C, Maidment S, Hanley P, et al. Dimethylaminoethanol (DMAE). HSE. Risk assessment document; EH72/2;1997. (TOXLINE).
- Re O. 2-Dimethylaminoethanol (deanol): a brief review of its clinical efficacy and postulated mechanism of action. Curr Ther Res Clin Exp 1974;16:1238-42.
- Pieralisi G, Ripari P, Vecchiet L. Effects of a standardized ginseng extract combined with dimethylaminoethanol bitartrate, vitamins, minerals, and trace elements on physical performance during exercise. Clin Ther 1991;13:373-82.
- George J, Pridmore S, Aldous D. Double blind controlled trial of deanol in tardive dyskinesia. Aust N Z J Psychiatry 1981;15:68-71. PubMed
- Penovich P, Morgan JP, Kerzner B, et al. Double-blind evaluation of deanol in tardive dyskinesia. JAMA 1978;239:1997-8. DOI
- de Montigny C, Chouinard G, Annable L. Ineffectiveness of deanol in tardive dyskinesia: a placebo controlled study. Psychopharmacology (Berl) 1979;65:219-23. PubMed
- Lindeboom SF, Lakke JP. Deanol and physostigmine in the treatment of L-dopa-induced dyskinesias. Acta Neurol Scand 1978;58:134-8. PubMed
- Jus A, Villeneuve A, Gautier J, et al. Deanol, lithium and placebo in the treatment of tardive dyskinesia. A double-blind crossover study. Neuropsychobiology 1978;4:140-9. PubMed
- Lewis JA, Young R. Deanol and methylphenidate in minimal brain dysfunction. Clin Pharmacol Ther 1975;17:534-40. PubMed
- Fisman M, Mersky H, Helmes E. Double-blind trial of 2-dimethylaminoethanol in Alzheimer's disease. Am J Psychiatry 1981;138:970-2. PubMed
- Ferris SH, Sathananthan G, Gershon S, et al. Senile dementia: treatment with deanol. J Am Geriatr Soc 1977;25:241-4. PubMed
- Haug BA, Holzgraefe M. Orofacial and respiratory tardive dyskinesia: potential side effects of 2-dimethylaminoethanol (deanol)? Eur Neurol 1991;31:423-5. PubMed
- Casey DE. Mood alterations during deanol therapy. Psychopharmacology (Berl) 1979;62:187-91. PubMed
- Sergio W. Use of DMAE (2-dimethylaminoethanol) in the induction of lucid dreams. Med Hypotheses 1988;26:255-7. PubMed
- Osol A, Hoover JE, eds. Remington's Pharmaceutical Science, 15th ed. Easton, PA: Mack Publishing Company, 1975.
Choline 14 references
- Yates AA, Schlicker SA, Suitor CW. Dietary reference intakes: The new basis for recommendations for calcium and related nutrients, B vitamins, and choline. J Am Diet Assoc 1998;98:699-706. PubMed
- Cho E, Willett WC, Colditz GA, et al. Dietary choline and betaine and the risk of distal colorectal adenoma in women. J Natl Cancer Inst 2007;99:1224-31. PubMed
- Schmidt, C., Abicht, A., Krampfl, K., Voss, W., Stucka, R., Mildner, G., Petrova, S., Schara, U., Mortier, W., Bufler, J., Huebner, A., and Lochmuller, H. Congenital myasthenic syndrome due to a novel missense mutation in the gene encoding choline acetyl
- Tamminga, C., Smith, R. C., Chang, S., Haraszti, J. S., and Davis, J. M. Depression associated with oral choline. Lancet 10-23-1976;2(7991):905. PubMed
- Wood, J. L. and Allison, R. G. Effects of consumption of choline and lecithin on neurological and cardiovascular systems. Fed.Proc. 1982;41(14):3015-3021.
- Growdon, J. H. and Gelenberg, A. J. Choline and lecithin administration to patients with tardive dyskinesia. Trans.Am.Neurol.Assoc. 1978;103:95-99.
- Smith, C. M., Swash, M., Exton-Smith, A. N., Phillips, M. J., Overstall, P. W., Piper, M. E., and Bailey, M. R. Choline therapy in Alzheimer's disease. Lancet 8-5-1978;2(8084):318. PubMed
- Morrison, L. M. and W. F. Gonzales. Choline in coronary atherosclerosis. Amer.Heart J. 1950;39:729.
- Christie, J. G. Blackburn 1. M. Glen A. I. M. Zeisel S. Shering A. & Yates C. M. Effects of choline and lecithin on CSF choline levels and on cognitive functioning in patients with presenile dementia of the Alzheimer type. Nutrition and the brain 1979;5
- Sidhu N, Davies S, Nadarajah A, et al. Oral choline supplementation for postoperative pain. Br J Anaesth 2013;111(2):249-55. PubMed
- Wozniak JR, Fuglestad AJ, Eckerle JK, et al. Choline supplementation in children with fetal alcohol spectrum disorders has high feasibility and tolerability. Nutr Res. 2013;33(11):897-904. PubMed
- Wozniak JR, Fuglestad AJ, Eckerle JK, et al. Choline supplementation in children with fetal alcohol disorders: a randomized, double-blind, placebo-controlled trial. Am J Clin Nutr. 2015;102(5): 1113-25.
- Ross RG, Hunter SK, McCarthy L, et al. Perinatal choline effects on neonatal pathophysiology related to later schizophrenia risk. Am J Psychiatry. 2013;170(3):290-8. PubMed
- Food and Nutrition Board, Institute of Medicine. Choline. Dietary Reference Intakes: Thiamin, Riboflavin, Niacin, Vitamin B-6, Vitamin B-12, Pantothenic Acid, Biotin, and Choline. Washington D.C.: National Academy Press; 1998:390-422.
Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
© 2021 Therapeutic Research Center, LLC