Medication interaction hub

What Supplements Interact with Polythiazide, Reserpine?

Polythiazide, Reserpine brand name: Renese R. Every interaction below applies to the brands too.

228 Interactions 10 Major 193 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 Polythiazide, Reserpine? 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 Polythiazide, Reserpine 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.

American hellebore is the ingredient I would keep farthest from polythiazide with reserpine (Renese R), a combination pill prescribed to lower blood pressure. Its alkaloids can drop pressure and slow the heart even at small doses, and it is one of ten major-rated entries among the 228 on file here, which puts this list in the take-it-seriously category rather than the mention-it-in-passing one. Most entries pull in one of two directions: 119 ingredients can stack extra blood-pressure lowering on top of the drug, while 73 with diuretic effects can deepen the potassium loss the thiazide already causes.

Smaller groups deserve attention too. Calcium supplements can climb to risky blood levels because the thiazide keeps the kidneys from clearing calcium, activated charcoal can soak up the medicine and cut how much reaches you, and about twenty ingredients add sun sensitivity. Read the ten majors first, then weigh the 193 moderate and 25 minor entries against what you actually take.

— , Clinical Pharmacist · July 18, 2026

Major 10 Moderate 193 Minor 25 No known interaction 1,224

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

Polythiazide, Reserpine: Top Interactions at a Glance

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

Showing the 12 highest-ranked of 228 interacting ingredients — plus 1,224 more checked with no known interaction. See the complete ranked list.

Start here

The Major Interactions to Know About

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

Major Likelihood Likely American Hellebore + Polythiazide, Reserpinei

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

Read the full interaction Major Likelihood Likely Siberian Cocklebur + Polythiazide, Reserpinei

Siberian cocklebur can adversely affect the kidney.

Read the full interaction Major Likelihood Likely Tyramine + Polythiazide, Reserpinei

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

Read the full interaction Major Likelihood Probable Activated Charcoal + Polythiazide, Reserpinei

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 + Polythiazide, Reserpinei

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

Read the full interaction Major Likelihood Probable Dolomite + Polythiazide, Reserpinei

Taking thiazides with dolomite might increase the risk of hypercalcemia and kidney failure.

Read the full interaction
The complete list

Every Supplement Checked Against Polythiazide, Reserpine

All 1,452 ingredients in our database, ranked by severity — 228 with a Polythiazide, Reserpine interaction on file and 1,224 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 Polythiazide, Reserpine?

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 Asafoetida with Polythiazide, Reserpine?

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 + Polythiazide, Reserpine answer

Can you take Ash with Polythiazide, Reserpine?

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 + Polythiazide, Reserpine answer

Can you take Ashwagandha with Polythiazide, Reserpine?

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 + Polythiazide, Reserpine answer

Can you take Asparagus with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, asparagus root might increase diuresis and electrolyte loss when used with diuretic drugs.

Full Asparagus + Polythiazide, Reserpine answer

Can you take Asparagus Racemosus with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, asparagus racemosus root might increase diuresis and electrolyte loss when used with diuretic drugs.

Full Asparagus Racemosus + Polythiazide, Reserpine answer

Can you take Baikal Skullcap with Polythiazide, Reserpine?

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 + Polythiazide, Reserpine answer

Can you take Basil with Polythiazide, Reserpine?

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 + Polythiazide, Reserpine answer

Can you take Berberine with Polythiazide, Reserpine?

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

Full Berberine + Polythiazide, Reserpine answer

Can you take Beta-glucans with Polythiazide, Reserpine?

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

Full Beta-glucans + Polythiazide, Reserpine answer

Can you take Betony with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, betony might have additive effects with blood pressure lowering drugs due to hypotensive activity of the glycosides found in...

Full Betony + Polythiazide, Reserpine answer

Can you take Bishop's Weed with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Bishop's weed constituents seem to cause photosensitivity.

Full Bishop's Weed + Polythiazide, Reserpine answer

Can you take Black Hellebore with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, concomitant use of potassium depleting diuretics and black hellebore can increase the risk of cardiac glycoside toxicity due...

Full Black Hellebore + Polythiazide, Reserpine answer

Can you take Black Root with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Overuse of black root might compound diuretic-induced potassium loss.There is some concern that people taking black root along with potassiu...

Full Black Root + Polythiazide, Reserpine answer

Can you take Black Seed with Polythiazide, Reserpine?

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

Full Black Seed + Polythiazide, Reserpine answer

Can you take Black Tea with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, using black tea with diuretic drugs might increase the risk of hypokalemia.

Full Black Tea + Polythiazide, Reserpine answer

Can you take Blue Cohosh with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Constituents in blue cohosh might increase blood pressure by causing coronary vasoconstriction.

Full Blue Cohosh + Polythiazide, Reserpine answer

Can you take Blue Flag with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Overuse of blue flag might compound diuretic-induced potassium loss.

Full Blue Flag + Polythiazide, Reserpine answer

Can you take Breadfruit with Polythiazide, Reserpine?

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

Full Breadfruit + Polythiazide, Reserpine answer

Can you take Bridelia with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Animal research suggests that Bridelia extracts decrease arterial pressure.

Full Bridelia + Polythiazide, Reserpine answer

Can you take Butcher's Broom with Polythiazide, Reserpine?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, butcher's broom might reduce the effects of alpha-adrenergic antagonists.

Full Butcher's Broom + Polythiazide, Reserpine 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) Polythiazide, Reserpine is classified into the pharmacology categories it belongs to, (2) every supplement interaction documented against any of those categories is inherited by Polythiazide, Reserpine, 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.

Polythiazide, Reserpine sits in 8 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 Polythiazide, Reserpine through this category.

Diuretic Drugs 73 ingredients

Medications that increase fluid loss. Supplements affecting fluid or electrolytes (like potassium) can interact with them.

73 of the supplement ingredients on this page reach Polythiazide, Reserpine through this category.

Photosensitizing Drugs 20 ingredients

Medications that make skin more sun-sensitive. Supplements with the same property can compound it.

20 of the supplement ingredients on this page reach Polythiazide, Reserpine 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 Polythiazide, Reserpine through this category.

Nephrotoxic 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 Polythiazide, Reserpine through this category.

Thiazide Diuretics 5 ingredients

Medications that increase fluid loss. Supplements affecting fluid or electrolytes (like potassium) can interact with them.

5 of the supplement ingredients on this page reach Polythiazide, Reserpine through this category.

Alpha-Adrenergic Antagonists 1 ingredient

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.

1 of the supplement ingredient on this page reaches Polythiazide, Reserpine through this category.

Reserpine (Raudixin, Others) 1 ingredient

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.

1 of the supplement ingredient on this page reaches Polythiazide, Reserpine through this category.

Related: does Polythiazide, Reserpine deplete any nutrients?

Polythiazide, Reserpine has 9 reported nutrient associations in the research literature — see the Polythiazide, Reserpine nutrient depletion report.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Polythiazide, Reserpine

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 Polythiazide, Reserpine.

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Pharmacist Counseling Corner

Polythiazide, Reserpine & Supplements: Common Questions

What supplements interact with Polythiazide, Reserpine?
Our database currently documents 228 ingredients with a known Polythiazide, Reserpine interaction (10 major, 193 moderate, 25 minor). The practical move: scan the major group first, then look up the exact supplements you take rather than reading all 228. The highest-ranked right now: American Hellebore, Siberian Cocklebur, Tyramine.
Which Polythiazide, Reserpine supplement interactions are the most serious?
Focus on the major group: American Hellebore, Siberian Cocklebur, Tyramine, Activated Charcoal and American Mistletoe, among others. 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 Polythiazide, Reserpine?
Plenty of supplements coexist fine with Polythiazide, Reserpine; 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 Renese R have the same supplement interactions as Polythiazide, Reserpine?
Yes — Renese R all contain Polythiazide, Reserpine, 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 Polythiazide, Reserpine deplete any vitamins or nutrients?
It might — Polythiazide, Reserpine has 9 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 Polythiazide, Reserpine nutrient depletion report for the specifics and what to discuss with your pharmacist.
What about Polythiazide, Reserpine and my other medications?
This page covers Polythiazide, Reserpine against supplements and herbal ingredients. Checking Polythiazide, Reserpine 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.