Drug & supplement interaction

Iridology + Mefenamic Acid

Mefenamic Acid brand name: Ponstel.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Iridology and Mefenamic Acid 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

Iridology and Mefenamic Acid

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 Mefenamic Acid and Iridology in our sources. This does not guarantee that the combination is completely free of risk — research on Iridology alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Iridology at all — not against Mefenamic Acid, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

Iridology is a treatment rather than something you take. Tell whoever provides it which medicines you use, and ask your prescriber whether it is appropriate for your health and treatment. 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.

Iridology safety at a glance

Iridology overall Use caution Looking at the iris is harmless, but relying on it for diagnosis can lead to missed or wrong treatment.
Pregnancy Use caution Not a treatment, but it should never replace proper prenatal care.
Breastfeeding Use caution Harmless to look at the eye, but do not use it to guide medical decisions while nursing.

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

Still wondering about combining Mefenamic Acid and Iridology? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Mefenamic Acid’s Own FDA Label Lists

This is not an interaction — none of it involves Iridology. These are the most notable effects listed in the ADVERSE REACTIONS section of Mefenamic Acid’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 have Iridology and take the medicine. 10 of them are worth acting on rather than waiting out — marked below.

  • Pain or burning when passing urine Worth acting on
  • Bleeding in the gut Worth acting on
  • High potassium Worth acting on
  • A heart attack Worth acting on
  • Hallucinations Worth acting on
  • Pancreatitis Worth acting on
  • Yellowing of the skin or eyes Worth acting on
  • Heart failure Worth acting on
  • High blood sugar Worth acting on
  • Fainting Worth acting on

Showing the 10 most notable of 55 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 Mefenamic Acid. Read the label on DailyMed › Where a percentage is shown, it is the share of 2,182 voluntary FDA FAERS reports for Mefenamic Acid that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Iridology’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Iridology side to compare — that is a limit of the record, not a statement that Iridology has no side effects.

Everything else you take

See Every Supplement That Interacts With Mefenamic Acid

This page covers Iridology only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Mefenamic Acid page lists 118 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Asarabacca (major), Beer (major), Siberian Cocklebur (major) and Wine (major).

By severity: 5 major · 86 moderate · 27 minor.

From our pharmacist’s overview on the Mefenamic Acid page

“Mefenamic acid (Ponstel), an NSAID mostly used for menstrual cramps and short-term pain, has a supplement list that earns genuine caution, and the five major-rated entries are where to start. Beer and wine are two of them, because alcohol plus any NSAID raises the risk of stomach and intestinal bleeding.”

Reviewed by 2 · Jul 18, 2026

Open the Mefenamic Acid interaction page

How much people look this up

Where Iridology and Mefenamic Acid 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 Iridology
Steady interest

#1,013 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Mefenamic Acid
Top half

#1,366 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 Iridology reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Iridology and Mefenamic Acid records this page draws on were last updated July 11, 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 .
Treatment approach

About Iridology

What is Iridology?

  • Claimed to detect health problems by examining the iris
  • Marketed as a 'natural' whole-body health screening
  • Used by some alternative practitioners to suggest organ weaknesses
  • Promoted to guide other supplement or detox recommendations

Iridology is not a supplement or herb — it is an alternative diagnostic practice that claims to read health information from patterns in the colored part of your eye (the iris). Scientific studies have repeatedly failed to show that it can reliably detect any disease, so it should not replace real medical testing. If you have health concerns, see a licensed doctor or pharmacist rather than relying on an iris reading.

Not applicable (diagnostic method, not a substance) · Not applicable (a practice, not a product)

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

Iridology: dosing

There is no dose for iridology because it is a diagnostic practice, not a supplement, herb, or medicine. A real medical evaluation is a far more reliable way to understand your health.

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

Read the full Iridology monograph & all interactions
Medication

About Mefenamic Acid

What Is Mefenamic Acid Used For?

Brand name: Ponstel

Mefenamic acid capsules are approved to manage mild to moderate pain in adults and adolescents 14 years of age and older, but only for short-term use — no longer than 7 days.

They are also approved to treat primary dysmenorrhea (painful menstrual periods), started at the onset of bleeding and associated symptoms.

Most-Reported Side Effects for Mefenamic Acid

From FAERS, the FDA’s public side-effect reporting system (2,182 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 314 reports
Fatigue 264 reports
Headache 238 reports
Dizziness 189 reports
Malaise 177 reports
See full Mefenamic Acid drug information
Keep checking

Other Drugs & Iridology

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

0Major
0Moderate
0Minor
2,829No known interaction
No interaction 2,829 drugs checked — show the list
Evidence & sources

Iridology References

The 6 references that drive our Iridology 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. Knipschild P. Looking for gall bladder disease in the patient's iris. BMJ 1988;297:1578-81. PubMed
  2. Munstedt K, El-Safadi S, Bruck F, et al. Can iridology detect susceptibility to cancer? A prospective case-controlled study. J Altern Complement Med 2005;11:515-9. PubMed
  3. Um JY, Hwang CY, Hwang WJ, et al. Association between iris constitution and apolipoprotein e gene polymorphism in hypertensives. J Altern Complement Med 2004;10:1101-5. PubMed
  4. Um JY, An NH, Yang GB, Lee GM, Cho JJ, Cho JW, Hwang WJ, Chae HJ, Kim HR, Hong SH, Kim HM. Novel approach of molecular genetic understanding of iridology: relationship between iris constitution and angiotensin converting enzyme gene polymorphism. Am J Chi PubMed
  5. Herber S, Rehbein M, Tepas T, Pohl C, Esser P. [Looking for colorectal cancer in the patients iris?]. Ophthalmologe 2008;105(6):570-4.
  6. Simon A, Worthen DM, Mitas JA 2nd. An evaluation of iridology. JAMA 1979 Sep 28;242(13):1385-9. DOI

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

Having Iridology While Taking Mefenamic Acid: Common Questions

Is it safe to have Iridology while taking Mefenamic Acid?
We do not list a known interaction between Iridology and Mefenamic Acid. 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.
Does Mefenamic Acid interact with any supplements?
Yes. Mefenamic Acid has documented interactions with 118 supplements in our database — Iridology is not one of them. The Mefenamic Acid 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 Mefenamic Acid and Iridology?

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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.