Medication interaction hub

What Supplements Interact with Fludrocortisone?

Fludrocortisone brand name: Florinef Acetate. Every interaction below applies to the brands too.

121 Interactions 3 Major 100 Moderate 18 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 Fludrocortisone? 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 Fludrocortisone 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.

Fludrocortisone (Florinef) tells the kidneys to hold onto salt, steadying blood pressure and potassium in people with adrenal insufficiency, and that dependence on steady levels is why I read its interaction list with genuine care. Three of the 121 ingredients on file rate major: activated charcoal can soak up the drug in the gut, St. John's wort can push it out of the body through a transporter called P-glycoprotein, and lily-of-the-valley grows more toxic to the heart as long-term steroid use drains potassium.

Most of the 100 moderate entries are quieter versions of those same themes. Dozens are herbs that stimulate the immune system and could work against a steroid's intended effect, while a smaller cluster of fibers and charcoals can slow or block whatever pill is swallowed near them. Only 18 rate minor. Space absorbent products well apart from fludrocortisone, and give those three majors your closest look first.

— , Clinical Pharmacist · July 18, 2026

Major 3 Moderate 100 Minor 18 No known interaction 1,331

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 ↓

Most Viewed Ingredient Interactions

Fludrocortisone: Top Interactions at a Glance

The Fludrocortisone supplement & herbal interactions people checked most in the last 24 hours, colored by severity. Tap any ingredient to open the full report for that pair.

Showing the 12 highest-ranked of 121 interacting ingredients — plus 1,331 more checked with no known interaction. See the complete ranked list.

Start here

The Most-Checked Fludrocortisone Combinations Today

The Fludrocortisone + supplement pages people viewed most in the last 24 hours (resets at midnight). Open any card for the full report.

Minor Likelihood Possible Grapefruit + Fludrocortisonei

Grapefruit juice does not seem to affect renal P-glycoprotein (P-gp).

Read the full interaction Moderate Likelihood Possible Butternut + Fludrocortisonei

Butternut has stimulant laxative effects.

Read the full interaction Minor Likelihood Possible Uva Ursi + Fludrocortisonei

Theoretically, uva ursi may alter the levels of drugs transported by P-glycoprotein.

Read the full interaction Moderate Likelihood Possible Glyconutrients + Fludrocortisonei

Evidence from in vitro research suggests that glyconutrients stimulate certain immune responses.

Read the full interaction Moderate Likelihood Possible Eleuthero + Fludrocortisonei

Theoretically, eleuthero might increase levels of P-glycoprotein substrates.

Read the full interaction Moderate Likelihood Possible Shark Cartilage + Fludrocortisonei

Theoretically, shark cartilage might interfere with immunosuppressive therapy.

Read the full interaction
The complete list

Every Supplement Checked Against Fludrocortisone

All 1,452 ingredients in our database, ranked by severity — 121 with a Fludrocortisone interaction on file and 1,331 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 Fludrocortisone?

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 Grapefruit with Fludrocortisone?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Grapefruit juice does not seem to affect renal P-glycoprotein (P-gp).

Full Grapefruit + Fludrocortisone answer

Can you take Butternut with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Butternut has stimulant laxative effects.

Full Butternut + Fludrocortisone answer

Can you take Uva Ursi with Fludrocortisone?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, uva ursi may alter the levels of drugs transported by P-glycoprotein.

Full Uva Ursi + Fludrocortisone answer

Can you take Glyconutrients with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Evidence from in vitro research suggests that glyconutrients stimulate certain immune responses.

Full Glyconutrients + Fludrocortisone answer

Can you take Eleuthero with Fludrocortisone?

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

Full Eleuthero + Fludrocortisone answer

Can you take Bitter Melon with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, bitter melon might increase levels of P-glycoprotein substrates.

Full Bitter Melon + Fludrocortisone answer

Can you take Black Hoof Mushroom with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, black hoof mushroom might reduce the effects of immunosuppressant medications.

Full Black Hoof Mushroom + Fludrocortisone answer

Can you take Black Pepper with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, black pepper might increase levels of P-glycoprotein substrates.

Full Black Pepper + Fludrocortisone answer

Can you take Black Seed with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, black seed might interfere with immunosuppressive therapy.

Full Black Seed + Fludrocortisone answer

Can you take Blood Irradiation Therapy with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Clinical research suggests that blood irradiation therapy may stimulate immune function in some patients.

Full Blood Irradiation Therapy + Fludrocortisone answer

Can you take Blue-green Algae with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concurrent use of blue-green algae might interfere with immunosuppressive therapy.

Full Blue-green Algae + Fludrocortisone answer

Can you take Boswellia Serrata with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, Boswellia serrata might alter the effects of immunosuppressive drugs.

Full Boswellia Serrata + Fludrocortisone answer

Can you take Bulbine Natalensis with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, Bulbine natalensis stem might increase the levels and clinical effects of p-glycoprotein substrates.

Full Bulbine Natalensis + Fludrocortisone answer

Can you take Bupleurum with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, bupleurum might decrease the effects of immunosuppressants.

Full Bupleurum + Fludrocortisone answer

Can you take Cannabis with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, cannabis might alter levels of drugs that are substrates of P-glycoprotein (P-gp).

Full Cannabis + Fludrocortisone answer

Can you take Cascara Sagrada with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, cascara sagrada might increase the risk of hypokalemia when taken with corticosteroids.

Full Cascara Sagrada + Fludrocortisone answer

Can you take Cat's Claw with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, cat's claw might interfere with immunosuppressive therapy.

Full Cat's Claw + Fludrocortisone answer

Can you take Catechu with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, catechu might interfere with immunosuppressant therapy.

Full Catechu + Fludrocortisone answer

Can you take Cesium with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking cesium concomitantly with other drugs that deplete potassium, such as corticosteroids, may increase the risk of hypoka...

Full Cesium + Fludrocortisone answer

Can you take Ceylon Leadwort with Fludrocortisone?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Plumbagin, a constituent of Ceylon leadwort, has demonstrated immunosuppressant activity in animal research.

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

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

Immunosuppressants 53 ingredients

Medications that damp down the immune system. Supplements that stimulate immunity can work against them.

53 of the supplement ingredients on this page reach Fludrocortisone through this category.

P-Glycoprotein Substrates 37 ingredients

A drug-transport group: these medications are moved in and out of cells by the P-glycoprotein pump. Supplements that affect the pump can change how much of the drug is absorbed or kept in the body.

37 of the supplement ingredients on this page reach Fludrocortisone through this category.

Corticosteroids 18 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.

18 of the supplement ingredients on this page reach Fludrocortisone 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 Fludrocortisone through this category.

Related: does Fludrocortisone deplete any nutrients?

Fludrocortisone has 8 reported nutrient associations in the research literature — see the Fludrocortisone nutrient depletion report.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Fludrocortisone

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 Fludrocortisone.

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Pharmacist Counseling Corner

Fludrocortisone & Supplements: Common Questions

What supplements interact with Fludrocortisone?
In our interaction database, 121 supplement and herbal ingredients have an interaction with Fludrocortisone on file — 3 rated major, 100 moderate, and 18 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: Activated Charcoal, Lily-of-the-valley, St. John's Wort.
Which Fludrocortisone supplement interactions are the most serious?
The 3 major-rated combinations — led by Activated Charcoal, Lily-of-the-valley and St. John's Wort — 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 Fludrocortisone?
That depends entirely on which supplement. The honest answer for Fludrocortisone 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 Florinef Acetate have the same supplement interactions as Fludrocortisone?
Yes — Florinef Acetate all contain Fludrocortisone, 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 Fludrocortisone deplete any vitamins or nutrients?
It might — Fludrocortisone has 8 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 Fludrocortisone nutrient depletion report for the specifics and what to discuss with your pharmacist.
What about Fludrocortisone and my other medications?
This page covers Fludrocortisone against supplements and herbal ingredients. Checking Fludrocortisone 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.