Medication interaction hub

What Supplements Interact with Ropivacaine?

Ropivacaine brand name: Naropin. Every interaction below applies to the brands too.

85 Interactions 1 Major 59 Moderate 25 Minor
Curated & coded by · Clinical Pharmacist · Updated September 23, 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 Ropivacaine? 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 Ropivacaine 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.

Fever bark stands apart on this page. It carries the only major rating among the 85 supplements and herbs on file for ropivacaine (Naropin), the numbing medicine used in epidurals and nerve blocks, because reserpine, one of its compounds, has been tied to unstable blood pressure and heart function during general anesthesia. Between that entry and a small group of others that can also change how anesthesia behaves, this page deserves a careful read, not a skim.

The rest of the list is quieter but worth understanding. Fifty-nine entries rate moderate and 25 minor, nearly all involving CYP1A2, a liver enzyme that helps clear ropivacaine from the body. CBD can slow that enzyme so drug levels build, while large daily amounts of broccoli can speed it up. Since ropivacaine is given by a clinician, the most protective step is naming every supplement and herb to your anesthesia team well before the procedure.

— , Clinical Pharmacist · July 18, 2026

Major 1 Moderate 59 Minor 25 No known interaction 1,367

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

Ropivacaine: Top Interactions at a Glance

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

Showing the 12 highest-ranked of 85 interacting ingredients — plus 1,367 more checked with no known interaction. See the complete ranked list.

Start here

The Major Interactions to Know About

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

Major Likelihood Probable Fever Bark + Ropivacainei

Theoretically, fever bark might increase the risk of cardiovascular instability with general anesthesia.

Read the full interaction
The complete list

Every Supplement Checked Against Ropivacaine

All 1,452 ingredients in our database, ranked by severity — 85 with a Ropivacaine interaction on file and 1,367 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 Ropivacaine?

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 Black Pepper with Ropivacaine?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, black pepper might decrease levels and clinical effects of drugs metabolized by CYP1A2.

Full Black Pepper + Ropivacaine answer

Can you take Lentinan with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Laboratory evidence suggests that lentinan might increase the activity of cytochrome P450 1A2 (CYP1A2).

Full Lentinan + Ropivacaine answer

Can you take Indole-3-carbinol with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, indole-3-carbinol might increase the metabolism of CYP1A2 substrates and lower serum concentrations.

Full Indole-3-carbinol + Ropivacaine answer

Can you take Ipriflavone with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Ipriflavone is thought to competitively inhibit cytochrome P450 1A2 (CYP1A2).

Full Ipriflavone + Ropivacaine answer

Can you take Kratom with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, kratom might increase the levels and clinical effects of drugs metabolized by CYP1A2.

Full Kratom + Ropivacaine answer

Can you take Mace with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Animal research suggests that intraperitoneal injections of myristicin, a constituent of mace, can induce cytochrome P450 1A2 (CYP1A2) enzym...

Full Mace + Ropivacaine answer

Can you take Methoxylated Flavones with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Some in vitro evidence suggests that methoxylated flavones might induce CYP1A2, possibly by increasing gene transcription.

Full Methoxylated Flavones + Ropivacaine answer

Can you take Neem with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, neem leaf extract might increase the levels and clinical effects of CYP1A2 substrates.

Full Neem + Ropivacaine answer

Can you take Nutmeg with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, nutmeg might decrease levels of drugs metabolized by CYP1A2.

Full Nutmeg + Ropivacaine answer

Can you take Panax Notoginseng with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking Panax notoginseng might reduce the levels and clinical effects of CYP1A2 substrates.

Full Panax Notoginseng + Ropivacaine answer

Can you take Parsley with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, parsley might increase serum levels of CYP1A2 substrates.

Full Parsley + Ropivacaine answer

Can you take Peony with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.

Full Peony + Ropivacaine answer

Can you take Propolis with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, high doses of propolis might increase blood levels of drugs metabolized by CYP1A2.

Full Propolis + Ropivacaine answer

Can you take Resveratrol with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, resveratrol might increase levels of drugs metabolized by CYP1A2.

Full Resveratrol + Ropivacaine answer

Can you take Rooibos with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking rooibos with CYP1A2 substrates may increase the effects of CYP1A2 substrates.

Full Rooibos + Ropivacaine answer

Can you take Schizonepeta with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Animal research suggests that schizonepetin, a monoterpene constituent of schizonepeta, inhibits cytochrome P450 (CYP) 1A2.

Full Schizonepeta + Ropivacaine answer

Can you take St. John's Wort with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. St.

Full St. John's Wort + Ropivacaine answer

Can you take Sulforaphane with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, sulforaphane might alter the levels and clinical effects of CYP1A2 substrates.

Full Sulforaphane + Ropivacaine answer

Can you take Thunder God Vine with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, thunder god vine might increase the levels and clinical effects of CYP1A2 substrates.

Full Thunder God Vine + Ropivacaine answer

Can you take Tinospora Cordifolia with Ropivacaine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, Tinospora cordifolia might increase levels of drugs metabolized by CYP1A2.

Full Tinospora Cordifolia + Ropivacaine 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) Ropivacaine is classified into the pharmacology categories it belongs to, (2) every supplement interaction documented against any of those categories is inherited by Ropivacaine, 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.

Ropivacaine sits in 3 interaction categories. Open any one to see what the group means:

Cytochrome P450 1A2 (Cyp1A2) Substrates 79 ingredients

A drug-metabolism group: these medications are processed by the named liver enzyme (a cytochrome P450). Supplements that speed this enzyme up or slow it down can lower or raise the medication's levels in your body.

79 of the supplement ingredients on this page reach Ropivacaine through this category.

Anesthesia 5 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.

5 of the supplement ingredients on this page reach Ropivacaine through this category.

Cytochrome P450 1A2 (Cyp1A2) Substrates 1 ingredient

A drug-metabolism group: these medications are processed by the named liver enzyme (a cytochrome P450). Supplements that speed this enzyme up or slow it down can lower or raise the medication's levels in your body.

1 of the supplement ingredient on this page reaches Ropivacaine through this category.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Ropivacaine

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 Ropivacaine.

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Pharmacist Counseling Corner

Ropivacaine & Supplements: Common Questions

What supplements interact with Ropivacaine?
In our interaction database, 85 supplement and herbal ingredients have an interaction with Ropivacaine on file — 1 rated major, 59 moderate, and 25 minor. That number sounds scarier than it is: severity matters far more than the count, which is why the list on this page is ranked instead of alphabetical. Start at the top. The highest-ranked right now: Fever Bark, Cannabidiol (cbd), Evodia.
Which Ropivacaine supplement interactions are the most serious?
The 1 major-rated combination — led by Fever Bark — deserve real caution: these are the ones generally best avoided, or used only with your prescriber watching. If you take any of them today, don't panic and don't stop anything abruptly — call your pharmacist first. Jump to the ranked list.
Can I take vitamins or supplements while on Ropivacaine?
That depends entirely on which supplement. The honest answer for Ropivacaine is in the ranked list above — and if what you take is a combination product with a dozen ingredients, don't check them one by one: photograph the label with our scanner and we'll check the whole thing at once. Try the label scanner or the interaction checker.
Do brands like Naropin have the same supplement interactions as Ropivacaine?
Yes — Naropin all contain Ropivacaine, 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.
What about Ropivacaine and my other medications?
This page covers Ropivacaine against supplements and herbal ingredients. Checking Ropivacaine 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 23, 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.