Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols 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
Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols is a dietary supplement by Swanson Ultra with 2 active ingredients. Its ingredients are commonly taken for constipation, diarrhea, high cholesterol.Based on those ingredients, 2,097 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Dietary Fiber, ResistAid. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra
Ask about any prescription or over-the-counter medication and we check it for interactions with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra — 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
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HelloPharmacist Scorecard of Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra
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
This product contains one active ingredient: ResistAid, which is a standardized extract of larch arabinogalactan. Larch arabinogalactan is a natural polysaccharide fiber derived from the wood of larch trees and is included in this formula for its bioactive polyphenol content.
There are no inactive fillers or other ingredients listed.
Does it work?
Strong evidence
The evidence we hold shows insufficient reliable data to rate larch arabinogalactan for common cold or high cholesterol (hyperlipidemia). That means clinical trials either haven't been done yet, haven't been large or well-designed enough, or the results are mixed — so we can't say whether it works for those uses.
If you're considering it for a specific health goal, chat with your doctor or pharmacist about what the current science actually supports.
How safe is it?
Well-documented data
Larch arabinogalactan is generally well tolerated as a fiber. The main side effects reported are bloating and flatulence — not uncommon when you add soluble fiber to your diet.
However, long-term safety data of high quality are limited, and there isn't enough safety information to know how it behaves during pregnancy or breastfeeding. The manufacturer advises caution and recommends talking with your doctor before use.
Meds to double-check
Moderate interaction found
If you take immunosuppressant medications (drugs that suppress your immune system after transplant or for severe autoimmune disease), double-check this product with your doctor or pharmacist before you start. The larch arabinogalactan may theoretically reduce how well those drugs work.
No other medication interactions are documented in our data for the ingredients we could check.
The bottom line
Scorecard at a glanceFully disclosed formula with strong clinical evidence behind its ingredients' uses. Moderate medication interactions have been identified, and safety information is well characterized.
This is a single-ingredient larch arabinogalactan fiber supplement. If you take immunosuppressant medications — for a transplant, severe autoimmune condition, or other reason — you need to check with your doctor or pharmacist first, because the supplement may interfere with how those drugs work.
For everyone else, it's generally well tolerated, though it may cause gas or bloating. Talk it over with your own healthcare provider to see if it fits your situation.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 2 of 2 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Oct 23, 2019.
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 Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols, straight from the product label.
| Brand | Swanson Ultra |
|---|---|
| Barcode (UPC) | 087614029368 |
| Net contents | 3.17 Oz(s); 90 Gram(s) |
| Market status | On market |
| Date entered into DSLD | Oct 23, 2019 |
| DSLD ID | 207693 |
| Product type | Fiber And Other Nutrients |
| Supplement form | Powder |
| Dietary claims / uses | All Other |
| Intended target group(s) | Vegetarian, Adult (18 - 50 Years) |
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 Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Calories | 5 Calorie(s) | -- |
| Total Carbohydrates | 1 Gram(s) | 1% |
| Calories from Fat | 0 Calorie(s) | -- |
| Dietary Fiber | 1 Gram(s) | 4% |
| ResistAid | 1.5 Gram(s) | -- |
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.
General Statements
The most advanced nutrition technology Powder
To reorder, call toll free 1-800-437-4148 or visit our website at www.swansonvitamins.com
FDA Statement of Identity
Dietary Supplement
Seals/Symbols
Vegetarian formula
Guaranteed Purity & Potency
Formulation
Vegetarian formula
Precautions
Do not use if seal is broken.
Keep out of reach of children.
Note: Product contains a desiccant packet to maintain freshness. Do not eat the desiccant packet.
Storage
Store in a cool, dry place.
Suggested/Recommended/Usage/Directions
Suggested Use: As a dietary supplement, dissolve one scoop (1.5 grams) in water or your favorite juice, and drink one time per day. Scoop included.
Brand IP Statement(s)
ResistAid and the ResistAid logo are trademarks of Lonza Ltd., Switzerland.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra 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 Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra
These are the 2 active ingredients this product is made of. Select any to open its full monograph.
Serving size1.5 Gram(s) Dosage formPowder Servings per container60 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.
Dietary Fiber
Interacts with2,025 drugs
Black psyllium is a soluble-fiber supplement made from the seeds of a Plantago plant, used mostly to ease constipation and support digestive health. I...
Dietary Fiber monograph & interactionsResistAid
Interacts with121 drugs
Larch arabinogalactan is a soluble fiber from larch trees that is mainly used as a prebiotic and for immune support. Early research is interesting but...
ResistAid monograph & interactionsMaximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra Drug Interactions
HelloPharmacist Interaction Report
Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols from Swanson Ultra has one documented interaction of concern: its larch arabinogalactan content may theoretically interfere with immunosuppressant medications.
Because larch arabinogalactan appears to stimulate immune activity, it could work against drugs designed to suppress your immune system — which is a moderate-level concern.
Read the full breakdown — every affected drug type, severity by severity
Immune-suppressing drugs affected include azathioprine, basiliximab, cyclosporine, daclizumab, muromonab-CD3, mycophenolate, tacrolimus, and sirolimus, among others. Altogether, these interactions span 121 individual medications.
If you take any immune-suppressing medication — especially if you've had an organ transplant or are managing an autoimmune condition — check your specific medications with your doctor or pharmacist before starting this product. They can advise whether the timing, dose, or use itself makes sense for you.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols?
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 Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols interact with 2,097 drugs. Click any drug to see the details.
2 of the 2 ingredients in Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols interact with drugs. Each result below shows which ingredient is responsible. Dietary Fiber ResistAid
6-mercaptopurinePurinethol
How 6-mercaptopurine interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + 6-mercaptopurine interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + 6-mercaptopurine interactionAbrocitinibCibinqo
How Abrocitinib interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Abrocitinib interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Abrocitinib interactionAdalimumabHumira
How Adalimumab interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab interactionAdalimumab-adazHyrimoz
How Adalimumab-adaz interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-adaz interactionAdalimumab-adbmCyltezo
How Adalimumab-adbm interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-adbm interactionAdalimumab-afzbAbrilada
How Adalimumab-afzb interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-afzb interactionAdalimumab-attoAmjevita
How Adalimumab-atto interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-atto interactionAdalimumab-bwwdHadlima
How Adalimumab-bwwd interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-bwwd interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Adalimumab-bwwd interactionAdalimumab-fkjpHulio
How Adalimumab-fkjp interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Adalimumab-fkjp interactionAlefaceptAmevive
How Alefacept interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Alefacept interactionAlemtuzumabCampath
How Alemtuzumab interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Alemtuzumab interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Alemtuzumab interactionAlogliptin, MetforminKazano
How Alogliptin, Metformin interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
Dietary FiberOral Drugs, Metformin (glucophage) Moderate
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Alogliptin, Metformin interactionAnifrolumab-fniaSaphnelo
How Anifrolumab-fnia interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Anifrolumab-fnia interactionAntithymocyte GlobulinThymoglobulin
How Antithymocyte Globulin interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Antithymocyte Globulin interactionAtezolizumabTecentriq
How Atezolizumab interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Atezolizumab interactionAzamuneImmunoprin
How Azamune interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Azamune interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Azamune interactionAzathioprineAzamune, Imuran
How Azathioprine interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Azathioprine interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Azathioprine interactionBasiliximabSimulect
How Basiliximab interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Basiliximab interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Basiliximab interactionBeclometasone DipropionateBecotide
How Beclometasone Dipropionate interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Beclometasone Dipropionate interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Beclometasone Dipropionate interactionBeclomethasoneBeclovent, Vanceril
How Beclomethasone interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Beclomethasone interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Beclomethasone interactionBeclomethasone DipropionateQNASL, Qvar
How Beclomethasone Dipropionate interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Beclomethasone Dipropionate interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Beclomethasone Dipropionate interactionBetamethasoneCelestone, Diprolene AF, Diprosone
How Betamethasone interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 2 ingredients. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Betamethasone interactionDietary FiberOral Drugs Minor
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Betamethasone interactionBetamethasone DipropionateSernivo
How Betamethasone Dipropionate interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Betamethasone Dipropionate interactionBetamethasone Dipropionate, CalcipotrieneEnstilar, Wynzora
How Betamethasone Dipropionate, Calcipotriene interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Betamethasone Dipropionate, Calcipotriene interactionBetamethasone ValerateLuxiq
How Betamethasone Valerate interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Betamethasone Valerate interactionBimekizumab-bkzxBimzelx
How Bimekizumab-bkzx interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Bimekizumab-bkzx interactionCanagliflozin, MetforminInvokamet
How Canagliflozin, Metformin interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
Dietary FiberOral Drugs, Metformin (glucophage) Moderate
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Canagliflozin, Metformin interactionCanagliflozin, Metformin HydrochlorideInvokamet XR
How Canagliflozin, Metformin Hydrochloride interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
Dietary FiberMetformin (glucophage), Oral Drugs Moderate
Interaction Summary
Theoretically, black psyllium might increase the therapeutic and adverse effects of metformin.
Read the full Dietary Fiber + Canagliflozin, Metformin Hydrochloride interactionCarbamazepineCarbatrol, Carnexiv, Equetro, Tegretol, Tegretol XR
How Carbamazepine interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
Dietary FiberOral Drugs, Carbamazepine (tegretol) Moderate
Interaction Summary
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Read the full Dietary Fiber + Carbamazepine interactionCiclesonideAlvesco, Omnaris, Zetonna
How Ciclesonide interacts with Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols — through 1 ingredient. Tap an ingredient for the detail:
ResistaidImmunosuppressants Moderate
Interaction Summary
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects.
Read the full Resistaid + Ciclesonide interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols 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.
Dietary Fiber
Carbamazepine (Tegretol)
Theoretically, black psyllium might reduce the effects of carbamazepine and increase the risk for convulsions.
Theoretically, black psyllium might reduce carbamazepine absorption. A preliminary study using blond psyllium reported decreased carbamazepine bioavailability due to binding of the drug to psyllium, as well as reduction of available fluid in the gut for dissolution of the drug. This interaction may also occur with black psyllium.
Lithium
Theoretically, taking black psyllium at the same time as lithium might reduce lithium absorption.
The fiber in black psyllium might reduce lithium absorption and plasma levels. Some case reports describe a reduction in plasma lithium levels with concomitant administration of blond psyllium. This was reversed when psyllium was stopped. This interaction may also occur with black psyllium.
Metformin (Glucophage)
Theoretically, black psyllium might increase the therapeutic and adverse effects of metformin.
Animal research shows that concurrent consumption of blond psyllium with metformin slows and increases the absorption of metformin. This interaction may also occur with black psyllium. To avoid changes in absorption, take psyllium 30-60 minutes after metformin.
Olanzapine (Zyprexa)
Theoretically, taking black psyllium at the same time as olanzapine might reduce olanzapine absorption.
The fiber in black psyllium might decrease the absorption of olanzapine. A single case report describes a reduction in the effectiveness of olanzapine when it was concomitantly administered with an unspecified type of psyllium 3 grams orally twice daily. This effect was reversed when psyllium was stopped.
Digoxin (Lanoxin)
Theoretically, taking black psyllium at the same time as digoxin might reduce digoxin absorption and decrease digoxin levels.
Psyllium might bind digoxin in the gut. However, some clinical evidence suggests that psyllium does not impact digoxin absorption.
Ethinyl Estradiol
Theoretically, taking black psyllium at the same time as ethinyl estradiol might alter levels of estradiol.
Concurrent use of blond psyllium with ethinyl estradiol results in a slight increase in the extent of ethinyl estradiol absorption and a slower rate of absorption. This is unlikely to be clinically significant.
Oral Drugs
Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Psyllium seems to have variable effects on drug absorption. To avoid changes in absorption, take psyllium 30-60 minutes after oral medications. Animal research shows that blond psyllium delays and increases the absorption of metformin and ethinyl estradiol. Case reports and animal research suggest that blond psyllium might reduce absorption of lithium, digoxin, olanzapine, and carbamazepine. Finally, some pharmacokinetic studies show that psyllium does not affect the absorption of levothyroxine or warfarin. Although many of these studies evaluated blond psyllium, the fiber content in black psyllium may have similar effects.
ResistAid
Immunosuppressants
Theoretically, larch arabinogalactan might interfere with immunosuppression therapy due to immunostimulant effects. Immunosuppressant drugs include azathioprine (Imuran), basiliximab (Simulect), cyclosporine (Neoral, Sandimmune), daclizumab (Zenapax), muromonab-CD3 (OKT3, Orthoclone OKT3), mycophenolate (CellCept), tacrolimus (FK506, Prograf), sirolimus (Rapamune), prednisone (Deltasone, Orasone), corticosteroids (glucocorticoids), and other drugs.
Brand information
Manufacturer and brand details for Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols, from the product label.
Swanson Ultra
See all Swanson Ultra products- Name
- Swanson Health Products
- Street Address
- PO BOX 2803
- City
- Fargo
- State
- ND
- ZipCode
- 58108
- Phone Number
- 1-800-437-4148
- Web Address
- www.swansonvitamins.com
Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra: Common Questions
Does Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols by Swanson Ultra interact with any medications?
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Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
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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 Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Black Psyllium
Interacts with 2,025 drugsBlack psyllium is a soluble-fiber supplement made from the seeds of a Plantago plant, used mostly to ease constipation and support digestive health. It is best known and most studied for rel...
Read the full Black Psyllium monograph → Herb & supplement monographLarch Arabinogalactan
Interacts with 121 drugsLarch arabinogalactan is a soluble fiber from larch trees that is mainly used as a prebiotic and for immune support. Early research is interesting but limited, and most claims are not yet fi...
Read the full Larch Arabinogalactan monograph →Sources & How We Checked
Maximum Strength ResistAid Larch Tree Arabinogalactan with Bioactive Polyphenols'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 26 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.
Black Psyllium 18 references
- McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
- Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
- Covington TR, et al. Handbook of Nonprescription Drugs. 11th ed. Washington, DC: American Pharmaceutical Association, 1996.
- Etman M. Effect of a bulk forming laxative on the bioavailablility of carbamazepine in man. Drug Dev Ind Pharm 1995;21:1901-6.
- Perlman BB. Interaction between lithium salts and ispaghula husk. Lancet 1990;335:416.
- Vaswani SK, Hamilton RG, Valentine MD, Adkinson NF. Psyllium laxative-induced anaphylaxis, asthma, and rhinitis. Allergy 1996;51:266-8. PubMed
- Lantner RR, Espiritu BR, Zumerchik P, Tobin MC. Anaphylaxis following ingestion of a psyllium-containing cereal. JAMA 1990;264:2534-6. DOI
- Kaplan MJ. Anaphylactic reaction to "Heartwise." N Engl J Med 1990;323:1072-3. DOI
- Nordstrom M, Melander A, Robertsson E, Steen B. Influence of wheat bran and of a bulk-forming ispaghula cathartic on the bioavailability of digoxin in geriatric in-patients. Drug Nutr Interact 1987;5:67-9..
- Robinson DS, Benjamin DM, McCormack JJ. Interaction of warfarin and nonsystemic gastrointestinal drugs. Clin Pharmacol Ther 1971;12:491-5. PubMed
- Garcia JJ, Fernandez N, Diez MJ, et al. Influence of two dietary fibers in the oral bioavailability and other pharmacokinetic parameters of ethinyloestradiol. Contraception 2000;62:253-7. PubMed
- Fernandez N, Lopez C, Díez R, et al. Drug interactions with the dietary fiber Plantago ovata husk. Expert Opin Drug Metab Toxicol 2012;8(11):1377-86.
- Semen plantaginis in: WHO Monographs on Selected Medicinal Plants, volume 1. World Health Organization, Geneva, 1999. Available at http://apps.who.int/medicinedocs/en/d/Js2200e/. Accessed November 26, 1026.
- Code of Federal Regulations, Title 21 (21CFR 101.17). Food labeling warning, notice, and safe handling statements. Available at www.ecfr.gov/cgi-bin/text-idx?SID=20f647d3b74161501f46564b915b4048&mc=true&node=se21.2.101_117&rgn=div8. Accessed December 3, 2
- Code of Federal Regulations, Title 21 (21CFR 201.319). Specific labeling requirements - water-soluble gums, hydrophilic gums, and hydrophilic mucilloids. Available at www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=201.319. Accessed Dece
- Diez R, Garcia JJ, Diez MJ, Sierra M, Sahagun AM, Fernandez N. Influence of Plantago ovata husk (dietary fiber) on the bioavailability and other pharmacokinetic parameters of metformin in diabetic rabbits. BMC Complement Altern Med. 2017 Jun 7;17(1):298. PubMed
- Chiu AC, Sherman SI. Effects of pharmacological fiber supplements on levothyroxine absorption. Thyroid. 1998;8(8):667-71. PubMed
- Merrick C, Madden CA, Capurso NA. A Case of Blunted Orally Disintegrating Olanzapine Effect Due to Coadministered Psyllium. J Clin Psychiatry 2021;82(2):20cr13633. PubMed
Larch Arabinogalactan 8 references
- D'Adamo P. Larch arabinogalactan. J Naturopath Med 1996;6:33-7.
- Kelly GS. Larch arabinogalactan: Clinical relevance of a novel immune-enhancing polysaccharide. Alt Med Rev 1999;4:96-103.
- Marett R, Slavin JL. No long-term benefits of supplementation with arabinogalactan on serum lipids and glucose. J Am Diet Assoc 2004;104:636-9.
- Robinson RR, Feirtag J, Slavin JL. Effects of dietary arabinogalactan on gastrointestinal and blood parameters in healthy human subjects. J Am Coll Nutr 2001;20:279-85. PubMed
- Udani JK, Singh BB, Barrett ML, Singh VJ. Proprietary arabinogalactan extract increases antibody response to the pneumonia vaccine: a randomized, double-blind, placebo-controlled, pilot study in healthy volunteers. Nutr J 2010;9:32. PubMed
- Grube B, Stier H, Riede L, Gruenwald J. Tolerability of a proprietary larch arabinogalactan extract: a randomized, double-blind, placebo-controlled clinical trial in healthy subjects. Food Nutr Sci 2012;3:1533-8. DOI
- Dion C, Chappuis E, Ripoll C. Does larch arabinogalactan enhance immune function? A review of mechanistic and clinical trials. Nutr Metab (Lond) 2016;13:28. PubMed
- Riede L, Grube B, Gruenwald J. Larch arabinogalactan effects on reducing incidence of upper respiratory tract infections. Curr Med Res Opin 2013;29(3):251-8.
See these in context on the Larch Arabinogalactan monograph →
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