Medication interaction hub

What Supplements Interact with Fenoldopam?

Fenoldopam brand name: Corlopam. Every interaction below applies to the brands too.

136 Interactions 4 Major 111 Moderate 21 Minor
Curated & coded by · Clinical Pharmacist · Updated October 1, 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 Fenoldopam? 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 Fenoldopam 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.

Fenoldopam (Corlopam) is not a home medicine. It runs through an IV, usually in a hospital, to pull dangerously high blood pressure down quickly, and with 136 supplements and herbs on file, four of them rated major, this is a list to treat with genuine care. Almost everything here does one of two things: adds to fenoldopam's pressure-lowering effect and risks dropping you too low, or pushes pressure back up and fights the treatment. Tyramine, concentrated in aged cheeses and cured meats, is a major entry that does the latter.

A smaller cluster of 17 ingredients changes how medicines taken by mouth are absorbed, with activated charcoal the standout major there, since it can cut exposure to many drugs. The remaining entries split into 111 moderate and 21 minor, and because fenoldopam is used in urgent moments, the care team should hear about every product you were taking beforehand.

— , Clinical Pharmacist · July 18, 2026

Major 4 Moderate 111 Minor 21 No known interaction 1,316

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

Fenoldopam: Top Interactions at a Glance

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

Showing the 12 highest-ranked of 136 interacting ingredients — plus 1,316 more checked with no known interaction. See the complete ranked list.

Start here

The Major Interactions to Know About

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

Major Likelihood Likely American Hellebore + Fenoldopami

American hellebore can have potent cardiovascular effects due to the toxic steroid ester alkaloids it contains.

Read the full interaction Major Likelihood Likely Tyramine + Fenoldopami

Tyramine may increase the risk of hypertension and reduce the effects of antihypertensive drugs.

Read the full interaction Major Likelihood Probable Activated Charcoal + Fenoldopami

Activated charcoal reduces systemic exposure to many drugs, including those that undergo enterohepatic recirculation, regardless of the route of administration.

Read the full interaction Major Likelihood Probable American Mistletoe + Fenoldopami

American mistletoe contains phoratoxin, a compound toxic to humans that induces smooth muscle contraction and vasoconstriction, potentially increasing blood pre...

Read the full interaction
The complete list

Every Supplement Checked Against Fenoldopam

All 1,452 ingredients in our database, ranked by severity — 136 with a Fenoldopam interaction on file and 1,316 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 Fenoldopam?

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 Java Tea with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Some preliminary clinical evidence suggests that Java tea has antihypertensive effects.

Full Java Tea + Fenoldopam answer

Can you take L-arginine with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concomitant use of L-arginine and antihypertensive drugs may increase the risk of hypotension.

Full L-arginine + Fenoldopam answer

Can you take Olive Oil with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking olive oil with antihypertensive drugs might have additive effects on blood pressure.

Full Olive Oil + Fenoldopam answer

Can you take Periwinkle with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking periwinkle may increase the effects of antihypertensive drugs due to the hypotensive activity of vincamine, a constitu...

Full Periwinkle + Fenoldopam answer

Can you take Sesame with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Taking sesame oil with antihypertensive drugs might increase the risk of hypotension.

Full Sesame + Fenoldopam answer

Can you take Sodium with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, a high intake of dietary sodium might reduce the effectiveness of antihypertensive drugs.

Full Sodium + Fenoldopam answer

Can you take Taurine with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taurine might increase the risk of hypotension when taken with antihypertensive drugs.

Full Taurine + Fenoldopam answer

Can you take Wild Carrot with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, excessive doses of wild carrot seed oil might interfere with antihypertensive therapy due to cardiotonic effects.

Full Wild Carrot + Fenoldopam answer

Can you take Wine with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concomitant use may interfere with blood pressure control.

Full Wine + Fenoldopam answer

Can you take Yohimbe with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, yohimbe might reduce the effects of antihypertensive drugs.

Full Yohimbe + Fenoldopam answer

Can you take Adrafinil with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, adrafinil might reduce the effects of antihypertensive drugs.

Full Adrafinil + Fenoldopam answer

Can you take Agmatine with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, agmatine might increase the risk of hypotension when taken with antihypertensive drugs.

Full Agmatine + Fenoldopam answer

Can you take Algal Oil with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking algal oil with antihypertensive drugs might increase the risk of hypotension.

Full Algal Oil + Fenoldopam answer

Can you take Andrographis with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, andrographis might increase the risk of hypotension when used with antihypertensive drugs.

Full Andrographis + Fenoldopam answer

Can you take Artichoke with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, artichoke leaf extract may increase the risk of hypotension when taken with antihypertensive drugs.

Full Artichoke + Fenoldopam answer

Can you take Asafoetida with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Evidence from animal research suggests that asafoetida has hypotensive effects.

Full Asafoetida + Fenoldopam answer

Can you take Ash with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concomitant use of ash seed with antihypertensive drugs might have additive blood pressure lowering effects.

Full Ash + Fenoldopam answer

Can you take Ashwagandha with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking ashwagandha with antihypertensive drugs might increase the risk of hypotension.

Full Ashwagandha + Fenoldopam answer

Can you take Baikal Skullcap with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concomitant use of Baikal skullcap with antihypertensive drugs might have additive effects and increase the risk of hypotensi...

Full Baikal Skullcap + Fenoldopam answer

Can you take Basil with Fenoldopam?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, basil might increase the risk of hypotension when taken with antihypertensive drugs.

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

Fenoldopam sits in 2 interaction categories. Open any one to see what the group means:

Antihypertensive Drugs 119 ingredients

Blood-pressure-lowering medications. Supplements that lower (or raise) blood pressure can amplify or fight these drugs.

119 of the supplement ingredients on this page reach Fenoldopam through this category.

Oral Drugs 17 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.

17 of the supplement ingredients on this page reach Fenoldopam through this category.

Related: does Fenoldopam deplete any nutrients?

Fenoldopam has 1 reported nutrient association in the research literature — see the Fenoldopam nutrient depletion report.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Fenoldopam

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 Fenoldopam.

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Products that contain Fenoldopam-interacting ingredients

Real supplements from the NIH label database that contain the top interacting ingredients on this page — each one is worth a full label check before combining with Fenoldopam.

TNT Thermanite by GEC Genetic Edge Compounds contains Tyramine Diablos ECA Fire Caps by Innovative Laboratories contains Tyramine Ultimate Burn by Schwartz Laboratories contains Tyramine Final Cutz by Infinite Labs contains Tyramine
Pharmacist Counseling Corner

Fenoldopam & Supplements: Common Questions

What supplements interact with Fenoldopam?
Our database currently documents 136 ingredients with a known Fenoldopam interaction (4 major, 111 moderate, 21 minor). The practical move: scan the major group first, then look up the exact supplements you take rather than reading all 136. The highest-ranked right now: American Hellebore, Tyramine, Activated Charcoal.
Which Fenoldopam supplement interactions are the most serious?
Focus on the major group: American Hellebore, Tyramine, Activated Charcoal and American Mistletoe. A major rating means the combination can be clinically significant, not that harm is guaranteed — but it's exactly the kind of thing to run past your pharmacist before your next dose, not after. Jump to the ranked list.
Can I take vitamins or supplements while on Fenoldopam?
Plenty of supplements coexist fine with Fenoldopam; a shorter list does not. Rather than memorizing it, check the specific ingredients on your labels — the ranked list above covers every one we've checked, and multi-ingredient products can be checked label-by-label with our scanner. Try the label scanner or the interaction checker.
Do brands like Corlopam have the same supplement interactions as Fenoldopam?
Yes — Corlopam all contain Fenoldopam, 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 Fenoldopam deplete any vitamins or nutrients?
It might — Fenoldopam has 1 reported nutrient-depletion association 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 Fenoldopam nutrient depletion report for the specifics and what to discuss with your pharmacist.
What about Fenoldopam and my other medications?
This page covers Fenoldopam against supplements and herbal ingredients. Checking Fenoldopam 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 October 1, 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.