Drug & supplement interaction

Mullein + Raltegravir

Raltegravir brand name: Isentress.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Mullein and Raltegravir 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

Mullein and Raltegravir

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 Raltegravir and Mullein 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.

Mullein safety at a glance

Mullein overall Use caution Generally well tolerated for short-term use, but human safety data are limited.
Pregnancy Avoid Not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid There is not enough data to consider it safe while breastfeeding.

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

Still wondering about combining Raltegravir and Mullein? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Raltegravir

Interactions in our licensed database are recorded against drug classes, not just single drug names. Raltegravir is filed under 4 classifications — including integrase inhibitors, glucuronidated drugs, oral drugs. Mullein has documented interactions with 1 drug class — the most serious being anticoagulant/antiplatelet drugs (minor) — and none of Raltegravir’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

Mullein Does Interact With Other Medications

Mullein has 122 minor known drug interactions in our database — Raltegravir 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 Mullein

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

What to actually watch for

What Mullein Itself Has Been Linked To

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

  • A skin rash Additional detail

    “Two case reports have described dermatitis, with positive patch tests, after topical exposure to the whole plant, or by occupational inhalation of plant dust. In the case of topical exposure, the patient also had positive patch tests to other plants.”

    Mullein · Natural Medicines adverse-effect record, reported in dermatitis.

    2 sources cited
    1. 92839. Castro AI, Carmona JB, Gonzales FG, Nestar OB. Occupational airborne dermatitis from gordolobo (Verbascum densiflorum). Contact Dermatitis 2006;55(5):301.
    2. 97316. Flores Echaiz C, Al Ali A, Cao AQ, Sasseville D. Simultaneous contact dermatitis caused by Asteraceae and Verbascum thapsus. Contact Dermatitis 2017;76(5):316-8.

Everything above comes from the Natural Medicines adverse-effect record for Mullein — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Raltegravir’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Raltegravir column appears here.

From our Q&A

Questions About Mullein or Raltegravir

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Mullein or Raltegravir, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Raltegravir

This page covers Mullein only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Raltegravir page lists 33 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Breadfruit (moderate), Brussels Sprout (moderate), Cabbage (moderate) and Calcium (moderate).

By severity: 1 major · 22 moderate · 10 minor.

From our pharmacist’s overview on the Raltegravir page

“For someone taking raltegravir (Isentress) to keep HIV suppressed, a steady drug level is what blocks rebound and resistance, and this list deserves genuine vigilance. The lone major-rated entry is activated charcoal, which can soak up the medicine in the gut and cut what reaches your blood.”

Reviewed by 2 · Jul 18, 2026

Open the Raltegravir interaction page

One more smart check

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

We hold 780 real supplement products containing Mullein, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Mullein. Even though Mullein itself has no known interaction with Raltegravir, 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 Mullein and Raltegravir 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 Mullein
Top 25%

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

29 days ago today
Medication Raltegravir
Steady interest

#2,481 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 Mullein reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Mullein and Raltegravir 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 Mullein

What is Mullein?

Mullein
  • Cough and chest congestion
  • Sore throat
  • Bronchitis and respiratory irritation
  • Earache (traditional ear oil)
  • Mild inflammation

Mullein is a traditional herbal remedy most often used as a tea or syrup to soothe coughs, sore throats, and respiratory irritation. High-quality human studies are lacking, so its benefits are not well proven, but it is generally considered low-risk for short-term use in healthy adults. Talk to your pharmacist or doctor before using it, especially if you are pregnant, breastfeeding, or have a medical condition.

Verbascum thapsus · Scrophulariaceae · Leaves and flowers (sometimes roots) · Tea (infusion), tincture, capsules, syrups, lozenges, and ear oil drops

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

Mullein: dosing

There is no official or standardized dose for mullein. The amount used varies widely between products and traditional recipes, such as teas, tinctures, capsules, and syrups.The safest approach is to follow the directions on the product label and not exceed the recommended amount. A well-made tea is typically prepared by steeping the dried leaves or flowers in hot water and straining well to remove the irritating plant hairs.

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

Read the full Mullein monograph & all interactions
Medication

About Raltegravir

What Is Raltegravir Used For?

Brand name: Isentress

Raltegravir — available as Isentress and as the generic raltegravir tablet — is used to treat HIV-1 (human immunodeficiency virus) infection. It is always used together with other antiretroviral (anti-HIV) medicines, never on its own.

Isentress is approved for adults and for children weighing at least 2 kg. Raltegravir tablets are approved for adults and for children weighing at least 25 kg who can swallow a tablet whole.

Most-Reported Side Effects for Raltegravir

From FAERS, the FDA’s public side-effect reporting system (16,418 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Foetal exposure during pregnancy 1,078 reports
Depression 1,017 reports
Anxiety 966 reports
Emotional distress 789 reports
Anhedonia 708 reports
See full Raltegravir drug information
Keep checking

Other Drugs & Mullein

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

0Major
0Moderate
122Minor
2,707No known interaction
Minor

122 interactions

Showing 60 of 122 minor interactions — see all 122 on the Mullein page.

No interaction 2,707 drugs checked — show the list
Evidence & sources

Mullein References

The 2 references that drive our Mullein 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. Castro AI, Carmona JB, Gonzales FG, Nestar OB. Occupational airborne dermatitis from gordolobo (Verbascum densiflorum). Contact Dermatitis 2006;55(5):301.
  2. Flores Echaiz C, Al Ali A, Cao AQ, Sasseville D. Simultaneous contact dermatitis caused by Asteraceae and Verbascum thapsus. Contact Dermatitis 2017;76(5):316-8.

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 Mullein and Raltegravir Together: Common Questions

Is it safe to take Mullein with Raltegravir?
We do not list a known interaction between Mullein and Raltegravir. 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 Mullein and Raltegravir combination checked?
Interactions in our licensed database are recorded against drug classes. Raltegravir is filed under 4 classifications, and Mullein has documented interactions with 1 drug class — none of Raltegravir'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 Mullein interact with any other medications?
Yes. Mullein has 122 documented drug interactions in our database — Raltegravir 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 Raltegravir interact with any supplements?
Yes. Raltegravir has documented interactions with 33 supplements in our database — Mullein is not one of them. The Raltegravir 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 Raltegravir and Mullein?

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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.