Lact-Enz Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Lact-Enz 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
Lact-Enz is a dietary supplement by SP Standard Process with 7 active ingredients. Its ingredients are commonly taken for digestion and bloating, muscle soreness and exercise recovery, inflammation and swelling.Based on those ingredients, 182 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Lactobacillus acidophilus, Bifidobacterium longum. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Lact-Enz by SP Standard Process
Ask about any prescription or over-the-counter medication and we check it for interactions with Lact-Enz by SP Standard Process — 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 Lact-Enz by SP Standard Process
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
Low disclosure
Lact-Enz is a 7-ingredient digestive enzyme and probiotic blend. The active ingredients are three digestive enzymes—Amylase (breaks down starches), Protease (breaks down proteins), and Lipase (breaks down fats)—plus Cellulase (breaks down fiber), and two live beneficial bacteria: Lactobacillus acidophilus and Bifidobacterium longum.
The remaining ingredients are inactive fillers and capsule material.
Does it work?
Moderate evidence
The digestive enzymes in this product—Amylase, Protease, Lipase, and Cellulase—have no established effectiveness ratings in our data. For the probiotics: Lactobacillus acidophilus is possibly effective for irritable bowel syndrome, Helicobacter pylori infection, antibiotic-associated diarrhea, and bacterial vaginosis, but possibly ineffective for atopic disease.
Bifidobacterium longum has insufficient evidence to rate for the conditions studied, including allergic rhinitis, antibiotic-associated diarrhea, anxiety, and asthma. The evidence for what this product can do overall is limited.
How safe is it?
Well-documented data
The digestive enzymes and probiotics in Lact-Enz are generally well tolerated by most healthy adults. Protease may rarely cause digestive upset or allergic reactions; protease is used in laundry detergents, and in rare cases occupational airborne exposure has caused allergic rhinitis or asthma, though that's not a typical risk from a supplement.
Lipase should be used only with medical guidance if you have serious digestive conditions. The probiotics may rarely cause abdominal discomfort, bloating, flatulence, or other mild digestive symptoms.
For pregnancy: Lactobacillus acidophilus is rated possibly safe. Safety data on Protease and Lipase in pregnancy are limited—the facts advise against Protease unless prescribed, and caution with Lipase only if your doctor advises it.
We hold no pregnancy safety rating for Bifidobacterium longum in the data on file. For breastfeeding, all three have limited data; check with your healthcare provider before use.
These are individual decisions—talk it over with your doctor or pharmacist.
Meds to double-check
Moderate interaction found
If you take antibiotic drugs, tell your doctor or pharmacist before starting Lact-Enz. The Lactobacillus acidophilus and Bifidobacterium longum in this product may become less effective if antibiotics are taken at the same time.
Spacing out the doses can help, but check with your own healthcare provider on the best timing for your situation.
The bottom line
Scorecard at a glanceFormula with limited ingredient disclosure with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.
Lact-Enz is a digestive enzyme and probiotic supplement. If you take antibiotics, separate the timing of your doses to protect the probiotics' activity.
The digestive enzymes have no proven effectiveness in our data, and the probiotics show mixed or insufficient evidence for most conditions. Anyone with serious digestive or immune issues, or anyone pregnant or breastfeeding, should confirm use with their doctor or pharmacist first.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 4 of 7 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Nov 19, 2021.
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 Lact-Enz, straight from the product label.
| Brand | SP Standard Process |
|---|---|
| Barcode (UPC) | 812122011150 |
| Net contents | 150 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Nov 19, 2021 |
| DSLD ID | 256324 |
| Product type | Other Combinations |
| Supplement form | Capsule |
| Dietary claims / uses | All Other |
| Intended target group(s) | Adult (18 - 50 Years), Gluten Free |
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 Lact-Enz by SP Standard Process, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Total Carbohydrates | 1 Calorie(s) | 1% |
| Amylase | 0 NP | -- |
| Maltodextrin | 0 NP | -- |
| Protease | 0 NP | -- |
| Lipase | 0 NP | -- |
| Cellulase | 0 NP | -- |
| Proprietary Blend | 925 mg | -- |
| Lactobacillus acidophilus | 0 NP | -- |
| Bifidobacterium longum | 0 NP | -- |
Other ingredients: Gelatin, Potato Dextrin, Water, Calcium Stearate, Dextrin
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
Suggested/Recommended/Usage/Directions
Suggested Use: Two capsules per meal, or as directed.
Formulation
Gluten free
General Statements
Whole food supplements since 1929
Precautions
Caution: This product is processed in a facility that manufactures other products containing soy, milk, egg, wheat, peanut, tree nuts, fish, and shellfish.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Lact-Enz by SP Standard Process 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 Lact-Enz by SP Standard Process
These are the 7 active ingredients this product is made of. Select any to open its full monograph.
Serving size2 Capsule(s) Dosage formCapsule Servings per container75 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.
Proprietary Blend
- › Amylase
- › Maltodextrin
- › Protease
- › Lipase
- › Cellulase
- › Lactobacillus acidophilus
- › Bifidobacterium longum
Other (inactive) ingredients: Gelatin, Potato Dextrin, Water, Calcium Stearate, Dextrin. These complete the product’s ingredient list but are not active constituents.
Lact-Enz by SP Standard Process Drug Interactions
HelloPharmacist Interaction Report
Lact-Enz by SP Standard Process contains two probiotic ingredients—Lactobacillus acidophilus and Bifidobacterium longum—that interact with antibiotic drugs.
Both can theoretically become less effective if you take antibiotics at the same time, because antibiotics may kill the live organisms in the probiotics. The interaction is Moderate in severity.
Altogether, these interactions span 182 individual medications.
Read the full breakdown — every affected drug type, severity by severity
To protect the probiotics' effectiveness, space out your doses: take your antibiotic at one time of day and this supplement several hours apart, or ask your doctor or pharmacist for the best timing for your specific situation.
We could not check three other active ingredients—Amylase, Maltodextrin, and Cellulase—because we hold no data for them. Protease and Lipase have been checked and no interactions are documented in our data, though this is not a guarantee that none exist.
Use the medication search tool on this page to confirm your exact prescriptions and over-the-counter drugs before starting.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Lact-Enz?
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 Lact-Enz interact with 182 drugs. Click any drug to see the details.
2 of the 7 ingredients in Lact-Enz interact with drugs. Each result below shows which ingredient is responsible. Lactobacillus acidophilus Bifidobacterium longum
CefotetanCefotan
How Cefotetan interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cefotetan interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cefotetan interactionCefoxitinMefoxin
How Cefoxitin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Bifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cefoxitin interactionLactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cefoxitin interactionCefpodoxime ProxetilVantin
How Cefpodoxime Proxetil interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cefpodoxime Proxetil interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cefpodoxime Proxetil interactionCefprozilCefzil
How Cefprozil interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cefprozil interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cefprozil interactionCeftazidimeCeftazidime, Ceptaz, Fortaz, Tazicef, Tazidime
How Ceftazidime interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ceftazidime interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ceftazidime interactionCeftibutenCedax
How Ceftibuten interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ceftibuten interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ceftibuten interactionCeftizoximeCefizox
How Ceftizoxime interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ceftizoxime interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ceftizoxime interactionCeftolozane Sulfate, Tazobactam SodiumZerbaxa
How Ceftolozane Sulfate, Tazobactam Sodium interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Bifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ceftolozane Sulfate, Tazobactam Sodium interactionLactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ceftolozane Sulfate, Tazobactam Sodium interactionCeftriaxoneRocephin
How Ceftriaxone interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ceftriaxone interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ceftriaxone interactionCefuroximeCeftin, Kefurox, Zinacef
How Cefuroxime interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cefuroxime interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cefuroxime interactionCephalexinCephalex, Keflex, Keftab, Lexin
How Cephalexin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cephalexin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cephalexin interactionCephapirinCefadyl
How Cephapirin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cephapirin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cephapirin interactionCephradineAnspor, Velosef
How Cephradine interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cephradine interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cephradine interactionChloramphenicolChloromycetin, Chloromycetin Injection, Chloromycetin Ophthalmic
How Chloramphenicol interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Chloramphenicol interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Chloramphenicol interactionChlortetracyclineAureomycin
How Chlortetracycline interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Bifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Chlortetracycline interactionLactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Chlortetracycline interactionCinoxacinCinobac
How Cinoxacin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cinoxacin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cinoxacin interactionCiprofloxacinCiloxan, Cipro, Cipro IV, Cipro XR, Ciprobay, Otiprio
How Ciprofloxacin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Ciprofloxacin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Ciprofloxacin interactionClarithromycinBiaxin, Biaxin XL
How Clarithromycin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Clarithromycin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Clarithromycin interactionClinafloxacinClinafloxacin
How Clinafloxacin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Clinafloxacin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Clinafloxacin interactionClindamycinCleocin, Cleocin T Gel, ClindaMax, Clindesse, Dalacin C
How Clindamycin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Clindamycin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Clindamycin interactionClofazimineLamprene
How Clofazimine interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Clofazimine interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Clofazimine interactionCloxacillin SodiumCloxapen, Cloxi, Tegopen
How Cloxacillin Sodium interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cloxacillin Sodium interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cloxacillin Sodium interactionColistimethateColy-Mycin M
How Colistimethate interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Colistimethate interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Colistimethate interactionCyclacillinCyclapen-W, Cylcapen
How Cyclacillin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cyclacillin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cyclacillin interactionCycloserineSeromycin
How Cycloserine interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Cycloserine interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Cycloserine interactionDalbavancin HydrochlorideDalvance
How Dalbavancin Hydrochloride interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Dalbavancin Hydrochloride interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Dalbavancin Hydrochloride interactionDapsoneAczone, Avlosulfon, Dapsone
How Dapsone interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Dapsone interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Dapsone interactionDaptomycinCubicin, Dapzura RT
How Daptomycin interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Daptomycin interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Daptomycin interactionDemeclocyclineDeclomycin
How Demeclocycline interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Demeclocycline interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Demeclocycline interactionDicloxacillin InjectionDynapen Injection
How Dicloxacillin Injection interacts with Lact-Enz — through 2 ingredients. Tap an ingredient for the detail:
Lactobacillus AcidophilusAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L.
Read the full Lactobacillus Acidophilus + Dicloxacillin Injection interactionBifidobacterium LongumAntibiotic Drugs Moderate
Interaction Summary
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.
Read the full Bifidobacterium Longum + Dicloxacillin Injection interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Lact-Enz 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.
Lactobacillus acidophilus
Antibiotic Drugs
Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L. acidophilus.
L. acidophilus preparations usually contain live and active organisms. Therefore, simultaneously taking antibiotics might kill a significant number of the organisms. Tell patients to separate administration of antibiotics and L. acidophilus preparations by at least two hours.
Bifidobacterium longum
Antibiotic Drugs
Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B. longum.
Since B. longum preparations usually contain live and active organisms, simultaneously taking antibiotics might kill a significant number of the organisms. Tell patients to separate administration of antibiotics and B. longum preparations by at least 2 hours.
Brand information
Manufacturer and brand details for Lact-Enz, from the product label.
SP Standard Process
See all SP Standard Process products- Name
- Standard Process Inc.
- Street Address
- 1200 West Royal Lee Drive
- City
- Palmyra
- State
- WI
- ZipCode
- 53156
Lact-Enz by SP Standard Process: Common Questions
Does Lact-Enz by SP Standard Process interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What does each enzyme in this supplement do?
What are the probiotics in Lact-Enz for?
Can I take this with my antibiotic?
What side effects can the probiotics cause?
Is it safe to use while pregnant or breastfeeding?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Lact-Enz 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 Lact-Enz’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Proteolytic Enzymes (proteases)
Proteolytic enzymes are proteins that help break down other proteins, and common examples include bromelain (from pineapple), papain (from papaya), trypsin, chymotrypsin, and pancreatin. Peo...
Read the full Proteolytic Enzymes (proteases) monograph → Herb & supplement monographLipase
Lipase is a digestive enzyme that helps your body break down dietary fats. It is well established as part of prescription pancreatic enzyme therapy for people who cannot make enough of their...
Read the full Lipase monograph → Herb & supplement monographLactobacillus Acidophilus
Interacts with 182 drugsLactobacillus acidophilus is a 'friendly' bacterium used as a probiotic to support gut and vaginal health. It is generally well tolerated in healthy people, and there is reasonable evidence...
Read the full Lactobacillus Acidophilus monograph → Herb & supplement monographBifidobacterium Longum
Interacts with 182 drugsBifidobacterium longum is a 'friendly' bacterium found naturally in the human gut and used as a probiotic. It is generally well tolerated and is most studied for digestive issues, though evi...
Read the full Bifidobacterium Longum monograph →Sources & How We Checked
Lact-Enz'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 40 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.
Proteolytic Enzymes (proteases) 3 references
- Weeks JA, Harper RA, Simon RA, Burdick JD. Assessment of sensitization risk of a laundry pre-spotter containing protease. Cutan Ocul Toxicol. 2011;30(4):272-9. PubMed
- Marquès LI, Lara S, Abós T, Bartolomé B. Occupational rhinitis due to pepsin. J Investig Allergol Clin Immunol. 2006;16(2):136-7. DOI
- Cartier A, Malo JL, Pineau L, Dolovich J. Occupational asthma due to pepsin. J Allergy Clin Immunol. 1984;73(5 Pt 1):574-7. PubMed
See these in context on the Proteolytic Enzymes (proteases) monograph →
Lipase 1 reference
- Casper C, Hascoet JM, Ertl T, et al. Recombinant bile salt-stimulated lipase in preterm infant feeding: A randomized phase 3 study. PLoS One. 2016;11(5):e0156071. PubMed
Lactobacillus Acidophilus 15 references
- Pierce A. The American Pharmaceutical Association Practical Guide to Natural Medicines. New York: The Stonesong Press, 1999:19.
- Begtrup LM, de Muckadell OB, Kjeldsen J, Christensen RD, Jarbøl DE. Long-term treatment with probiotics in primary care patients with irritable bowel syndrome--a randomised, double-blind, placebo controlled trial. Scand J Gastroenterol 2013;48(10):1127-35 PubMed
- Chatterjee S, Kar P, Das T, Ray S, Gangulyt S, Rajendiran C, Mitra M. Randomised placebo-controlled double blind multicentric trial on efficacy and safety of Lactobacillus acidophilus LA-5 and Bifidobacterium BB-12 for prevention of antibiotic-associated
- Shavakhi A, Tabesh E, Yaghoutkar A, Hashemi H, Tabesh F, Khodadoostan M,Minakari M, Shavakhi S, Gholamrezaei A. The effects of multistrain probiotic compound on bismuth-containing quadruple therapy for Helicobacter pylori infection: a randomized placebo-c
- Karamali M, Dadkhah F, Sadrkhanlou M, et al. Effects of probiotic supplementation on glycaemic control and lipid profiles in gestational diabetes: a randomized, double-blind, placebo-controlled trial. Diabetes Metab 2016;42(4):234-41. PubMed
- Badehnoosh B, Karamali M, Zarrati M, et al. The effects of probiotic supplementation on biomarkers of inflammation, oxidative stress and pregnancy outcomes in gestational diabetes. J Matern Fetal Neonatal Med. 2018 May;31(9):1128-1136.
- Kumar S, Kumar R, Rohilla L, Jacob N, Yadav J, Sachdeva N. A high potency multi-strain probiotic improves glycemic control in children with new-onset type 1 diabetes mellitus: A randomized, double-blind, and placebo-controlled pilot study. Pediatr Diabete
- Shahriari A, Karimi E, Shahriari M, Aslani N, Khooshideh M, Arab A. The effect of probiotic supplementation on the risk of gestational diabetes mellitus among high-risk pregnant women: A parallel double-blind, randomized, placebo-controlled clinical trial PubMed
- Xiao SD, Zhang DZ, Lu H, et al. Multicenter, randomized, controlled trial of heat-killed Lactobacillus acidophilus LB in patients with chronic diarrhea. Adv Ther. 2003;20(5):253-60.
- Rossi F, Amadoro C, Gasperi M, Colavita G. Lactobacilli infection case reports in the last three years and safety implications. Nutrients. 2022;14(6):1178. PubMed
- Ozer M, Goksu SY, Shahverdiani A, Mustafa M. Lactobacillus acidophilus-induced endocarditis and associated splenic abscess. Case Rep Infect Dis 2020;2020:1382709.
- Sadrin S, Sennoune S, Gout B, et al. A 2-strain mixture of Lactobacillus acidophilus in the treatment of irritable bowel syndrome: A placebo-controlled randomized clinical trial. Dig Liver Dis 2020;52(5):534-540. PubMed
- Stoffer JN, Slingsby TJ, Giuliari GP. Lactobacillus acidophilus endophthalmitis after intravitreal bevacizumab injection requiring intraocular lens explantation. Can J Ophthalmol 2022;57(1):e21-e22. PubMed
- Cukovic-Cavka S, Likic R, Francetic I, Rustemovic N, Opacic M, Vucelic B. Lactobacillus acidophilus as a cause of liver abscess in a NOD2/CARD15-positive patient with Crohn's disease. Digestion 2006;73(2-3):107-10.
- Hui J, Ren Y, Wang Y, Han Q. Lactobacillus acidophilus endophthalmitis postcataract operation: A case report with a literature review. Ocul Immunol Inflamm 2023.
See these in context on the Lactobacillus Acidophilus monograph →
Bifidobacterium Longum 21 references
- Ha GY, Yang CH, Kim H, Chong Y. Case of sepsis caused by Bifidobacterium longum. J Clin Microbiol 1999;37:1227-8.
- Pierce A. The American Pharmaceutical Association Practical Guide to Natural Medicines. New York: The Stonesong Press, 1999:19.
- Xiao JZ, Takahashi S, Odamaki T, et al. Antibiotic susceptibility of bifidobacterial strains distributed in the Japanese market. Biosci Biotechnol Biochem. 2010;74(2):336-42. PubMed
- Rautava S, Kainonen E, Salminen S, Isolauri E. Maternal probiotic supplementation during pregnancy and breast-feeding reduces the risk of eczema in the infant. J Allergy Clin Immunol. 2012;130(6):1355-60. PubMed
- Pruccoli G, Silvestro E, Pace Napoleone C, Aidala E, Garazzino S, Scolfaro C. Are probiotics safe? Bifidobacterium bacteremia in a child with severe heart failure. Infez Med. 2019;27(2):175-178.
- Pellonperä O, Vahlberg T, Mokkala K, et al. Weight gain and body composition during pregnancy: a randomised pilot trial with probiotics and/or fish oil. Br J Nutr. 2020 Nov 4:1-11. PubMed
- Pellonperä O, Mokkala K, Houttu N, et al. Efficacy of fish oil and/or probiotic intervention on the incidence of gestational diabetes mellitus in an at-risk group of overweight and obese women: A randomized, placebo-controlled, double-blind clinical trial PubMed
- Shahriari A, Karimi E, Shahriari M, Aslani N, Khooshideh M, Arab A. The effect of probiotic supplementation on the risk of gestational diabetes mellitus among high-risk pregnant women: A parallel double-blind, randomized, placebo-controlled clinical trial PubMed
- Esaiassen E, Hjerde E, Cavanagh JP, Simonsen GS, Klingenberg C; Norwegian Study Group on Invasive Bifidobacterial Infections. Bifidobacterium bacteremia: Clinical characteristics and a genomic approach to assess pathogenicity. J Clin Microbiol. 2017;55(7) PubMed
- Enomoto T, Sowa M, Nishimori K, et al. Effects of bifidobacterial supplementation to pregnant women and infants in the prevention of allergy development in infants and on fecal microbiota. Allergol Int 2014;63(4):575-85. PubMed
- US Food and Drug Administration (FDA). Dear Healthcare Provider Letter: Warning Regarding Use of Probiotics in Preterm Infants. September 2023. Available at: https://www.fda.gov/media/172606/download?attachment. Accessed November 1, 2023.
- Pillai A, Tan J, Paquette V, Panczuk J. Does probiotic bacteremia in premature infants impact clinically relevant outcomes? A case report and updated review of literature. Clin Nutr ESPEN. 2020;39:255-259. PubMed
- Sabaté JM, Iglicki F. Effect of Bifidobacterium longum 35624 on disease severity and quality of life in patients with irritable bowel syndrome. World J Gastroenterol 2022;28(7):732-744.
- Malaguarnera M, Greco F, Barone G, Gargante MP, Malaguarnera M, Toscano MA. Bifidobacterium longum with fructo-oligosaccharide (FOS) treatment in minimal hepatic encephalopathy: a randomized, double-blind, placebo-controlled study. Dig Dis Sci 2007;52(11) PubMed
- Zbinden A, Zbinden R, Berger C, Arlettaz R. Case series of Bifidobacterium longum bacteremia in three preterm infants on probiotic therapy. Neonatology 2015;107(1):56-9.
- Tamaki H, Nakase H, Inoue S, et al. Efficacy of probiotic treatment with Bifidobacterium longum 536 for induction of remission in active ulcerative colitis: A randomized, double-blinded, placebo-controlled multicenter trial. Dig Endosc 2016;28(1):67-74.
- Bertelli C, Pillonel T, Torregrossa A, et al. Bifidobacterium longum bacteremia in preterm infants receiving probiotics. Clin Infect Dis 2015;60(6):924-7. PubMed
- Esaiassen E, Cavanagh P, Hjerde E, Simonsen GS, Støen R, Klingenberg C. Bifidobacterium longum subspecies infantis bacteremia in 3 extremely preterm infants receiving probiotics. Emerg Infect Dis 2016;22(9):1664-6.
- Tena D, Losa C, Medina MJ, Sáez-Nieto JA. Peritonitis caused by Bifidobacterium longum: case report and literature review. Anaerobe 2014;27:27-30. PubMed
- Sangkanjanavanich S, Pradubpongsa P, Mitthamsiri W, Sangasapaviliya A, Boonpiyathad T. Bifidobacterium infantis 35624 efficacy in patients with uncontrolled asthma: A randomized placebo-controlled trial. Ann Allergy Asthma Immunol 2022;129(6):790-792. PubMed
- Wilson HL, Ong CW. Bifidobacterium longum vertebrodiscitis in a patient with cirrhosis and prostate cancer. Anaerobe 2017;47:47-50. PubMed
See these in context on the Bifidobacterium Longum 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