Drug & supplement interaction

Polypodium Leucotomos + Tolazamide

Tolazamide brand name: Tolinase.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Polypodium Leucotomos and Tolazamide 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

Polypodium Leucotomos and Tolazamide

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 Tolazamide and Polypodium Leucotomos 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.

Polypodium Leucotomos safety at a glance

Polypodium Leucoto... overall Use caution Generally well tolerated in studies, but long-term safety is not well established.
Pregnancy Avoid There is not enough safety data, so it is best avoided during pregnancy.
Breastfeeding Avoid Safety while breastfeeding is unknown, so avoidance is the safer choice.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Tolazamide and Polypodium Leucotomos? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Tolazamide

Interactions in our licensed database are recorded against drug classes, not just single drug names. Tolazamide is filed under 3 classifications — antidiabetes drugs, photosensitizing drugs, oral drugs. Polypodium Leucotomos has documented interactions with 1 drug class — the most serious being cytochrome p450 3a4 (cyp3a4) substrates (minor) — and none of Tolazamide’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

Polypodium Leucotomos Does Interact With Other Medications

Polypodium Leucotomos has 643 minor known drug interactions in our database — Tolazamide isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Polypodium Leucotomos

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

What to actually watch for

What Polypodium Leucotomos Itself Has Been Linked To

This is not an interaction — nothing below involves Tolazamide. It is the side-effect record for Polypodium Leucotomos on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Polypodium Leucotomos, this list is the first place to look.

  • Itching Additional detail

    “Orally, Polypodium leucotomos has rarely been associated with pruritus.”

    Polypodium Leucotomos · Natural Medicines adverse-effect record, reported in pruritus.

    1 source cited
    1. 101470. Goh CL, Chuah SY, Tien S, Thng G, Vitale MA, Delgado-Rubin A. Double-blind, placebo-controlled trial to evaluate the effectiveness of Polypodium leucotomos extract in the treatment of melasma in Asian skin: a pilot study. J Clin Aesthet Dermatol 2018;11(3

Everything above comes from the Natural Medicines adverse-effect record for Polypodium Leucotomos — expand a row for the licensed statement it rests on. We haven’t matched Tolazamide to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Tolazamide.

Everything else you take

See Every Supplement That Interacts With Tolazamide

This page covers Polypodium Leucotomos only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Tolazamide page lists 272 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Siberian Cocklebur (major), Acai (moderate), African Wild Potato (moderate) and Agaricus Mushroom (moderate).

By severity: 2 major · 230 moderate · 40 minor.

From our pharmacist’s overview on the Tolazamide page

“Tolazamide (Tolinase) lowers blood sugar in type 2 diabetes, and I would handle its supplement list with care, because nearly everything listed can drag blood sugar lower still. Herbs and foods with glucose-lowering effects dominate the file, and stacked on a pill that already lowers glucose they raise the odds of hypoglycemia, blood s…”

Reviewed by 2 · Jul 18, 2026

Open the Tolazamide interaction page

One more smart check

Taking Polypodium Leucotomos as Part of a Dietary Supplement Product? Check It for Interactions

We hold 26 real supplement products containing Polypodium Leucotomos, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Polypodium Leucotomos. Even though Polypodium Leucotomos itself has no known interaction with Tolazamide, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Polypodium Leucotomos and Tolazamide 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 Polypodium Leucotomos
Steady interest

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

29 days ago today
Medication Tolazamide
Top 25%

#475 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 Polypodium Leucotomos reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Polypodium Leucotomos and Tolazamide records this page draws on were last updated July 10, 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 Polypodium Leucotomos

What is Polypodium Leucotomos?

  • Sun sensitivity and sunburn protection
  • Skin conditions like vitiligo and melasma
  • Polymorphic light eruption
  • Skin aging and photoaging
  • Atopic dermatitis support

Polypodium leucotomos is a fern extract taken by mouth, mostly studied as an add-on to (not a replacement for) sunscreen and for certain light-triggered skin conditions. Some early research is promising for reducing sun sensitivity, but the evidence is still limited and it should not replace standard sun protection. Talk with your pharmacist or doctor before starting it.

Polypodium leucotomos · Polypodiaceae · Leaves (fronds) and rhizome extract · Capsules, tablets, oral supplements

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

Polypodium Leucotomos: dosing

There is no official or standardized dose for Polypodium leucotomos. Do not assume that taking more will give better or faster results.

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

Read the full Polypodium Leucotomos monograph & all interactions
Medication

About Tolazamide

What Is Tolazamide Used For?

Brand name: Tolinase

  • Tolazamide is used along with diet and exercise, and sometimes with other medications, to treat type 2 diabetes (condition in which the body does not use insulin normally and, therefore, cannot control the amount of sugar in the blood). Tolazamide is in a class of medications called sulfonylureas. Tolazamide lowers blood sugar by causing the pancreas to produce insulin (a natural substance that is needed to break down sugar in the body) and helping the body use insulin efficiently. This medication will only help lower blood sugar in people whose bodies produce insulin naturally. Tolazamide is not used to treat type 1 diabetes (condition in which the body does not produce insulin and, therefore, cannot control the amount of sugar in the blood) or diabetic ketoacidosis (a serious condition that may occur if high blood sugar is not treated).

  • Over time, people who have diabetes and high blood sugar can develop serious or life-threatening complications, including heart disease, stroke, kidney problems, nerve damage, and eye problems. Taking medication(s), making lifestyle changes (e.g., diet, exercise, quitting smoking), and regularly checking your blood sugar may help to manage your diabetes and improve your health. This therapy may also decrease your chances of having a heart attack, stroke, or other diabetes-related complications such as kidney failure, nerve damage (numb, cold legs or feet; decreased sexual ability in men and women), eye problems, including changes or loss of vision, or gum disease. Your doctor and other healthcare providers will talk to you about the best way to manage your diabetes.

See full Tolazamide drug information
Keep checking

Other Drugs & Polypodium Leucotomos

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

0Major
0Moderate
643Minor
2,186No known interaction
Minor

643 interactions

Showing 60 of 643 minor interactions — see all 643 on the Polypodium Leucotomos page.

No interaction 2,186 drugs checked — show the list
Evidence & sources

Polypodium Leucotomos References

The 2 references that drive our Polypodium Leucotomos 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. Goh CL, Chuah SY, Tien S, Thng G, Vitale MA, Delgado-Rubin A. Double-blind, placebo-controlled trial to evaluate the effectiveness of Polypodium leucotomos extract in the treatment of melasma in Asian skin: a pilot study. J Clin Aesthet Dermatol 2018;11(3
  2. Shinya K, Nishimura Y, Ryu K, et al. Short-term administration of Polypodium leucotomos extract does not inhibit CYP3A4-mediated metabolism of midazolam in healthy subjects: an open-label, two-period, fixed-sequence study. Int J Dermatol 2022.

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 Polypodium Leucotomos and Tolazamide Together: Common Questions

Is it safe to take Polypodium Leucotomos with Tolazamide?
We do not list a known interaction between Polypodium Leucotomos and Tolazamide. 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 Polypodium Leucotomos and Tolazamide combination checked?
Interactions in our licensed database are recorded against drug classes. Tolazamide is filed under 3 classifications, and Polypodium Leucotomos has documented interactions with 1 drug class — none of Tolazamide'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 Polypodium Leucotomos interact with any other medications?
Yes. Polypodium Leucotomos has 643 documented drug interactions in our database — Tolazamide 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 Tolazamide interact with any supplements?
Yes. Tolazamide has documented interactions with 272 supplements in our database — Polypodium Leucotomos is not one of them. The Tolazamide interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Tolazamide and Polypodium Leucotomos?

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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.