Drug & supplement interaction

Methoxylated Flavones + Prazosin

Prazosin brand names: Minipress, Prazo, Prazin.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Methoxylated Flavones and Prazosin in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Methoxylated Flavones and Prazosin

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Prazosin and Methoxylated Flavones in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Methoxylated Flavones safety at a glance

Methoxylated Flavo... overall Use caution Generally found in foods, but concentrated supplement safety in humans is not well studied.
Pregnancy Likely Safe When consumed orally in amounts typically found in foods. There is insufficient reliable information available about the safety of methoxylated flavones when us... Read the full pregnancy detail
Breastfeeding Likely Safe When consumed orally in amounts typically found in foods. There is insufficient reliable information available about the safety of methoxylated flavones when us... Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Prazosin and Methoxylated Flavones? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Prazosin

Interactions in our licensed database are recorded against drug classes, not just single drug names. Prazosin is filed under 5 classifications — including alpha-adrenergic antagonists, vasodilators, antihypertensive drugs. Methoxylated Flavones has documented interactions with 5 drug classes — the most serious being anticoagulant/antiplatelet drugs (moderate), cytochrome p450 1a2 (cyp1a2) substrates (moderate) and cytochrome p450 3a4 (cyp3a4) substrates (moderate) — and none of Prazosin’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Methoxylated Flavones Does Interact With Other Medications

Methoxylated Flavones has 892 moderate known drug interactions in our database — Prazosin isn’t one of them. If you take anything else, check it against the full list below.

Moderate 892 No known interaction 1,938 (incl. Prazosin)
Taking anything else?

Check Another of Your Medications Against Methoxylated Flavones

Covers the 2,830 medications we’ve checked against Methoxylated Flavones. Pick one to open its full report.

What to actually watch for

What Prazosin’s Own FDA Label Lists

This is not an interaction — none of it involves Methoxylated Flavones. These are the most notable effects listed in the ADVERSE REACTIONS section of Prazosin’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both. 10 of them are worth acting on rather than waiting out — marked below.

  • A slow heartbeat Worth acting on
  • Hallucinations Worth acting on
  • Pancreatitis Worth acting on
  • Fainting Worth acting on
  • Chest pain Worth acting on
  • Low mood Worth acting on
  • Shortness of breath Worth acting on
  • Hives Worth acting on
  • Bleeding or bruising Worth acting on
  • An allergic reaction Worth acting on

Showing the 10 most notable of 38 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Prazosin. Read the label on DailyMed › Where a percentage is shown, it is the share of 7,175 voluntary FDA FAERS reports for Prazosin that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Methoxylated Flavones’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Methoxylated Flavones side to compare — that is a limit of the record, not a statement that Methoxylated Flavones has no side effects.

Special populations

Methoxylated Flavones in Pregnancy & Breastfeeding

Pregnancy And Lactation Likely Safe

When consumed orally in amounts typically found in foods. There is insufficient reliable information available about the safety of methoxylated flavones when used in amounts greater than those found in foods during pregnancy or breast-feeding; avoid using in amounts greater than those typically found in foods.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Everything else you take

See Every Supplement That Interacts With Prazosin

This page covers Methoxylated Flavones only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Prazosin page lists 137 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), American Mistletoe (major), Tyramine (major) and Adrafinil (moderate).

By severity: 4 major · 112 moderate · 21 minor.

From our pharmacist’s overview on the Prazosin page

“Prazosin (Minipress) relaxes blood vessels by blocking alpha receptors, which is why doctors prescribe it for high blood pressure and, often, for PTSD nightmares. Sudden pressure drops with dizziness or fainting are already its signature risk, so the 137 supplements on this list warrant genuine attention rather than a quick skim.”

Reviewed by 2 · Jul 18, 2026

Open the Prazosin interaction page

How much people look this up

Where Methoxylated Flavones and Prazosin Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Methoxylated Flavones
Steady interest

#1,064 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Prazosin
Top half

#1,346 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Methoxylated Flavones reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Methoxylated Flavones and Prazosin records this page draws on were last updated June 22, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Methoxylated Flavones

What is Methoxylated Flavones?

  • Antioxidant support
  • Circulation and blood vessel health
  • Anti-inflammatory support
  • Skin and aging support
  • General 'metabolism' or wellness blends

Methoxylated flavones (often called polymethoxyflavones) are a group of plant compounds, found mainly in citrus peel, that include substances like nobiletin and tangeretin. Lab and animal studies suggest possible antioxidant and anti-inflammatory effects, but solid human research is very limited, so their real-world benefits are unproven. Talk with a pharmacist or doctor before using them, especially if you take medicines or are pregnant or breastfeeding.

Plant-derived flavonoids (often from citrus peel and other plants) · Capsules, tablets, powders, and combination flavonoid supplements

An interaction check asks whether these two react with each other — it does not ask whether Methoxylated Flavones is a good idea for someone in your situation. Here is what our Methoxylated Flavones record says about it on its own.

Methoxylated Flavones: dosing

There is no established standard dose for methoxylated flavones. Products vary widely in how much they contain and what other ingredients they are combined with.If you choose to use one, follow the directions on the product label and do not exceed the recommended amount.

From our Methoxylated Flavones monograph — the full record covers uses, side effects and every documented interaction.

Read the full Methoxylated Flavones monograph & all interactions
Medication

About Prazosin

What Is Prazosin Used For?

Brand names: Minipress, Prazo, Prazin

Prazosin hydrochloride capsules are used to treat high blood pressure (hypertension). Lowering blood pressure reduces the risk of serious cardiovascular events, including strokes and heart attacks. It can be used alone or combined with other blood pressure medications, such as diuretics (water pills) or beta-blockers.

Managing high blood pressure is part of a broader approach to heart health, which may also include changes to diet, exercise, and other medications as directed by your prescriber.

See full Prazosin drug information
Keep checking

Other Drugs & Methoxylated Flavones

Browse every other medication we’ve checked against Methoxylated Flavones — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
892Moderate
0Minor
1,937No known interaction
892 Moderate 1,937 No interaction
Moderate

892 interactions

Showing 60 of 892 moderate interactions — see all 892 on the Methoxylated Flavones page.

No interaction 1,937 drugs checked — show the list

We also checked Methoxylated Flavones against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 1,937 medications checked with no known interaction — see the full Methoxylated Flavones list.

See the full Methoxylated Flavones interactions page
See every supplement checked against Prazosin, ranked by severity
Evidence & sources

Methoxylated Flavones References

The 7 references that drive our Methoxylated Flavones monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Middleton E, Kandaswami C, Theoharides TC. The effects of plant flavonoids on mammalian cells: implications for inflammation, heart disease, and cancer. Pharmacol Rev 2000;52:673-751. DOI
  2. Robbins RC. Effect of methoxylated flavones on erythrocyte aggregation and sedimentation in blood of normal subjects: Evidence of a dietary role for flavonoids. Internat J Vit Nutr Res 1973;43:494-503.
  3. Robbins RC. In vitro effects of penta-, hexa-, and hepta-methoxylated flavones on aggregation of cells in blood from hospitalized patients. J Clin Pharmacol 1973;13:271-5. PubMed
  4. Takanaga H, Ohnishi A, Yamada S, et al. Polymethoxylated flavones in orange juice are inhibitors of P-glycoprotein but not cytochrome P450 3A4. J Pharmacol Exp Ther 2000;293:230-6. DOI
  5. Feng SL, Yuan ZW, Yao XJ, et al. Tangeretin, a citrus pentamethoxyflavone, antagonizes ABCB1-mediated multidrug resistance by inhibiting its transport function. Pharmacol Res 2016;110:193-204. PubMed
  6. Li Y, Ning J, Wang Y, et al. Drug interaction study of flavonoids toward CYP3A4 and their quantitative structure activity relationship (QSAR) analysis for predicting potential effects. Toxicol Lett. 2018 Sep 15;294:27-36. PubMed
  7. Bajraktari-Sylejmani G, Weiss J. Potential risk of food-drug interactions: Citrus polymethoxyflavones and flavanones as inhibitors of the organic anion transporting polypeptides (OATP) 1B1, 1B3, and 2B1. Eur J Drug Metab Pharmacokinet. 2020;45(6):809-815. PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Methoxylated Flavones and Prazosin Together: Common Questions

Is it safe to take Methoxylated Flavones with Prazosin?
We do not list a known interaction between Methoxylated Flavones and Prazosin. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
How was the Methoxylated Flavones and Prazosin combination checked?
Interactions in our licensed database are recorded against drug classes. Prazosin is filed under 5 classifications, and Methoxylated Flavones has documented interactions with 5 drug classes — none of Prazosin's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Methoxylated Flavones interact with any other medications?
Yes. Methoxylated Flavones has 892 documented drug interactions in our database — Prazosin is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Prazosin interact with any supplements?
Yes. Prazosin has documented interactions with 137 supplements in our database — Methoxylated Flavones is not one of them. The Prazosin interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Methoxylated Flavones monograph Uses, safety profile, and every drug interaction in one place Prazosin drug information The full plain-English guide to this medication Prazosin supplement interactions Every supplement checked against Prazosin, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 7 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Prazosin and Methoxylated Flavones?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.