Medication interaction hub

What Supplements Interact with Cefonicid?

Cefonicid brand name: Monocid. Every interaction below applies to the brands too.

37 Interactions 36 Moderate 1 Minor
Curated & coded by · Clinical Pharmacist · Updated September 22, 2026

Drug–supplement interaction data sourced from Natural Medicines Pro, the licensed clinical database from TRC Healthcare / Therapeutic Research, with additional analysis by the HelloPharmacist Pharmacist Team. Our sources · Editorial policy

What is this page for?

One answer, for one medication: what supplements and herbal products interact with Cefonicid? Every vitamin, herb, and supplement ingredient we’ve checked against it is on this page, ranked by severity, each linking to the full report for that exact pair.

This page covers supplement interactions only — to check Cefonicid against your other medications, use the drug–drug interaction checker. Educational information from our licensed clinical databases, not medical advice. Our editorial policy

HelloPharmacist Bottom Line
Our Pharmacist Explains
What is this? The interaction data in the HelloPharmacist supplement database is licensed from Natural Medicines Pro by TRC Healthcare (Therapeutic Research). HelloPharmacist pharmacists often add our own analysis and context on top of that licensed data — such as this Bottom Line summary and the notes on individual interaction pages — and any such commentary is noted as ours.

Cefonicid (Monocid) is an injectable cephalosporin antibiotic, and the supplement list attached to it is longer than it is scary. None of the 37 entries on file rate major; 36 are moderate and one is minor. Most of them are probiotics, things like Lactobacillus acidophilus and the bifidobacteria in fermented milk, and the problem is simple. The antibiotic kills the live organisms, so the probiotic stops doing much. Spacing the doses well apart protects most of the benefit.

A smaller group works differently. A few ingredients can lower the seizure threshold, worth knowing because cephalosporins carry that same rare risk on their own, and a handful compete for the kidney transporters (OAT1 and OAT3) that clear cefonicid, which can nudge drug levels. None of that means giving up a supplement automatically, but tell your pharmacist what you take so the timing and the pairing get a real look.

— , Clinical Pharmacist · July 18, 2026

Moderate 36 Minor 1 No known interaction 1,415

This box checks one ingredient at a time (like turmeric or magnesium). Taking a supplement product with a whole label of ingredients? Search the product instead — we check every ingredient on it ↓

Top Ingredient Interactions

Cefonicid: Top Interactions at a Glance

The most significant Cefonicid supplement & herbal interactions, colored by severity. Tap any ingredient to open the full report for that pair.

Showing the 12 highest-ranked of 37 interacting ingredients — plus 1,415 more checked with no known interaction. See the complete ranked list.

Start here

The Moderate Interactions to Know About

The most clinically significant Cefonicid + supplement combinations in our database, best-documented first. Open any card for the full report.

Moderate Likelihood Probable Bacillus Coagulans + Cefonicidi

Theoretically, taking antibiotics with Bacillus coagulans might decrease the effectiveness of B.

Read the full interaction Moderate Likelihood Probable Bacillus Subtilis + Cefonicidi

Theoretically, taking Bacillus subtilis with antibiotic drugs might decrease the effectiveness of B.

Read the full interaction Moderate Likelihood Probable Bifidobacterium Animalis Subsp. Lactis + Cefonicidi

Theoretically, taking Bifidobacterium lactis with antibiotic drugs might decrease the effectiveness of B.

Read the full interaction Moderate Likelihood Probable Bifidobacterium Bifidum + Cefonicidi

Theoretically, taking Bifidobacterium.

Read the full interaction Moderate Likelihood Probable Bifidobacterium Breve + Cefonicidi

Theoretically, taking Bifidobacterium breve with antibiotic drugs might decrease the effectiveness of B.

Read the full interaction Moderate Likelihood Probable Bifidobacterium Longum + Cefonicidi

Theoretically, taking Bifidobacterium longum with antibiotic drugs might decrease the effectiveness of B.

Read the full interaction
The complete list

Every Supplement Checked Against Cefonicid

All 1,452 ingredients in our database, ranked by severity — 37 with a Cefonicid interaction on file and 1,415 with none found. Filter by severity or search any ingredient; hover the for what each ingredient is.

Looking for an interaction with a specific supplement product? Search products instead ↓

Straight answers

Can You Take It With Cefonicid?

One-line answers, one card per combination — scroll through today’s 20 and tap any card for the full report. A different set rotates in daily until every combination has had its turn.

Can you take Bacillus Subtilis with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Bacillus subtilis with antibiotic drugs might decrease the effectiveness of B.

Full Bacillus Subtilis + Cefonicid answer

Can you take Lactobacillus Crispatus with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus crispatus with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Crispatus + Cefonicid answer

Can you take Lactobacillus Delbrueckii with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus delbrueckii with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Delbrueckii + Cefonicid answer

Can you take Lactobacillus Gasseri with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus gasseri with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Gasseri + Cefonicid answer

Can you take Lactobacillus Helveticus with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus helveticus with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Helveticus + Cefonicid answer

Can you take Lactobacillus Jensenii with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus jensenii with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Jensenii + Cefonicid answer

Can you take Lactobacillus Johnsonii with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Lactobacillus johnsonii with antibiotic drugs might decrease the effectiveness of L.

Full Lactobacillus Johnsonii + Cefonicid answer

Can you take Latilactobacillus Sakei with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Latilactobacillus sakei with antibiotic drugs might decrease the effectiveness of L.

Full Latilactobacillus Sakei + Cefonicid answer

Can you take Levilactobacillus Brevis with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Levilactobacillus brevis with antibiotic drugs might decrease the effectiveness of L.

Full Levilactobacillus Brevis + Cefonicid answer

Can you take Ligilactobacillus Salivarius with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Ligilactobacillus salivarius with antibiotic drugs might decrease the effectiveness of L.

Full Ligilactobacillus Salivarius + Cefonicid answer

Can you take Limosilactobacillus Fermentum with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Limosilactobacillus fermentum with antibiotic drugs might decrease the effectiveness of L.

Full Limosilactobacillus Fermentum + Cefonicid answer

Can you take Limosilactobacillus Reuteri with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Limosilactobacillus reuteri with antibiotic drugs might decrease the effectiveness of L.

Full Limosilactobacillus Reuteri + Cefonicid answer

Can you take Probiotics with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking antibiotic drugs with certain probiotics might decrease the effectiveness of probiotics.

Full Probiotics + Cefonicid answer

Can you take African Wild Potato with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. In vitro evidence shows that African wild potato extract inhibits OAT3.

Full African Wild Potato + Cefonicid answer

Can you take Banderol with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Small lab studies have found that Banderol may also inhibit OATP1B3 (Organic Anion Transporting Polypeptide 1B3), in addition to OATP1B1.

Full Banderol + Cefonicid answer

Can you take Biofeedback with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. There is some concern that electroencephalogram (EEG) biofeedback might lower the seizure threshold in some patients.

Full Biofeedback + Cefonicid answer

Can you take Caffeic Acid with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, caffeic acid might increase the levels and clinical effects of OAT3 substrates.

Full Caffeic Acid + Cefonicid answer

Can you take Dendrobium with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. The dendrobium constituent dendrobine is reported to have convulsant effects.

Full Dendrobium + Cefonicid answer

Can you take Flaxseed with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, antibiotics might interfere with the metabolism of flaxseed constituents, which could potentially alter the effects of flaxse...

Full Flaxseed + Cefonicid answer

Can you take Ginkgo with Cefonicid?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking ginkgo with drugs that lower the seizure threshold might increase the risk for convulsions.

Full Ginkgo + Cefonicid answer
Read the list like a pharmacist

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

  • Major. Clinically significant; generally best avoided, or used only under direct professional supervision.
  • Moderate. May need monitoring, a dose adjustment, or separating the times you take each one.
  • Minor. Generally not clinically significant, but still worth noting and mentioning to your pharmacist.
  • No known interaction. Checked against our sources with nothing documented — not the same as proven safety.

Likelihood — How Well It’s Documented

  • Likely. Well-controlled human studies have demonstrated the likely existence of this interaction
  • Probable. Interaction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • Possible. Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
  • Unlikely. Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans.

Where This Data Comes From

  • Interaction records are evidence-graded and sourced from the Natural Medicines database (TRC Healthcare), the same reference used by pharmacists and hospitals.
  • Each entry links to a full report with the clinical detail, likelihood, evidence level, and citations for that exact combination.
  • Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

How Does Our Interaction Checker Work?

Behind every verdict on this page is a category system. Our source database doesn’t document supplement interactions drug-by-drug — it documents them against groups of medications that behave the same way (for example, “drugs processed by the CYP3A4 liver enzyme” or “blood-thinning medications”).

So the check works in three steps: (1) Cefonicid is classified into the pharmacology categories it belongs to, (2) every supplement interaction documented against any of those categories is inherited by Cefonicid, and (3) each ingredient keeps its own severity, likelihood, and evidence grades from the underlying record. That’s why one supplement can carry several records for one drug — it may interact through more than one category.

Cefonicid sits in 4 interaction categories. Open any one to see what the group means:

Antibiotic Drugs 27 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

27 of the supplement ingredients on this page reach Cefonicid through this category.

Seizure Threshold Lowering Drugs 6 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

6 of the supplement ingredients on this page reach Cefonicid through this category.

Organic Anion Transporter 1 (Oat1) Substrates 4 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

4 of the supplement ingredients on this page reach Cefonicid through this category.

Organic Anion Transporter 3 (Oat3) Substrates 4 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

4 of the supplement ingredients on this page reach Cefonicid through this category.

Related: does Cefonicid deplete any nutrients?

Cefonicid has 7 reported nutrient associations in the research literature — see the Cefonicid nutrient depletion report.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Cefonicid

Most supplements are combination products — and the interaction may come from an ingredient you didn’t buy it for. Search any product below (or scan its label) and we’ll check every ingredient on it against Cefonicid.

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Pharmacist Counseling Corner

Cefonicid & Supplements: Common Questions

What supplements interact with Cefonicid?
More than you might expect — 37 in total, though they are far from equal: 0 are rated major, 36 moderate, and 1 minor. The ranked list on this page puts the ones that genuinely matter first, and every entry opens a full report on that exact pair. The highest-ranked right now: Bacillus Coagulans, Bacillus Subtilis, Bifidobacterium Animalis Subsp. Lactis.
Which Cefonicid supplement interactions are the most serious?
None of the Cefonicid supplement interactions on file are currently rated major. The most significant are the 36 moderate-rated ones — combinations that may need monitoring, a dose adjustment, or separated timing. Still worth a quick look through the ranked list for anything you take daily. Jump to the ranked list.
Can I take vitamins or supplements while on Cefonicid?
Usually yes — most people on Cefonicid can take most supplements. The catch is the exceptions, and they aren't always the exotic ones (St. John's Wort trips up more prescriptions than almost anything sold next to it). Look up each ingredient you actually take in the list above, and treat "no known interaction" as a green-ish light, not a guarantee. Try the label scanner or the interaction checker.
Do brands like Monocid have the same supplement interactions as Cefonicid?
Yes — Monocid all contain Cefonicid, so everything on this page applies to them equally. Interactions belong to the active drug, never to the brand on the box; the same is true of generics.
Where do these interaction ratings come from?
Every rating comes from the Natural Medicines database — the same evidence-graded reference pharmacists and hospitals use — and each interaction carries three separate grades: severity (how bad it can be), likelihood (how well it's documented in studies and case reports), and an evidence level. Our pharmacists review the content; we never let an AI decide an interaction. See how to read the ratings and our editorial policy.
Does Cefonicid deplete any vitamins or nutrients?
It might — Cefonicid has 7 reported nutrient-depletion associations in the research literature, which is a different question from interactions: instead of a supplement changing the drug, the drug may lower a nutrient over time. See the Cefonicid nutrient depletion report for the specifics and what to discuss with your pharmacist.
What about Cefonicid and my other medications?
This page covers Cefonicid against supplements and herbal ingredients. Checking Cefonicid against your other prescription or OTC medications is a different tool — our drug interaction checker covers that side. Head to the drug–drug interaction checker.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

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Sourcing

Where This Data Comes From — and Why You Can Trust It

🧪 Licensed clinical database

Every interaction verdict on this page comes from Natural Medicines Pro (TRC Healthcare / Therapeutic Research) — the same evidence-graded reference used by pharmacists and hospitals. We license this data directly; we do not scrape it, and no AI invents an interaction.

🧑‍⚕️ Pharmacist review

This page is curated and coded by , Clinical Pharmacist, with additional analysis by the HelloPharmacist Pharmacist Team. Editorial commentary is ours; the licensed interaction records are shown as sourced.

🔄 Kept current

Our interaction database refreshes on a weekly cycle, and this page re-checks the live database every time it’s rebuilt — what you see reflects the database as of September 22, 2026.

🔍 Full transparency

How every dataset on this site is sourced, licensed, and updated is documented publicly: our data sources · editorial policy · how we use AI.

Educational information, not medical advice. An interaction being on file does not mean it will happen to you — and absence of one is not proof of safety. Never start or stop a medication or supplement without talking to your pharmacist or doctor.