Drug & supplement interaction

Black Hoof Mushroom + Interferon Alfa-2b

Interferon Alfa-2b brand names: Rebetron, Intron A, Viraferon.

No Known Interaction

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated June 2026 · Pair last verified Oct 4, 2026

The bottom line No known interaction

We found no known interaction between Black Hoof Mushroom and Interferon Alfa-2b 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

Black Hoof Mushroom and Interferon Alfa-2b

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 Interferon Alfa-2b and Black Hoof Mushroom 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.

Black Hoof Mushroom safety at a glance

Black Hoof Mushroo... overall Use caution Generally used in traditional medicine, but human safety data are limited.

Pregnancy Avoid Not enough safety information, so it is best avoided during pregnancy.

Breastfeeding Avoid No reliable safety data, so avoid while breastfeeding.

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

Still wondering about combining Interferon Alfa-2b and Black Hoof Mushroom? Ask Dr. Brian Staiger, PharmD, BCPS directly ›

How we checked

Why No Interaction Is Listed for Interferon Alfa-2b

Interactions in our licensed database are recorded against drug classes, not just single drug names. Interferon Alfa-2b is filed under 2 classifications — photosensitizing drugs, hepatotoxic drugs. Black Hoof Mushroom has documented interactions with 3 drug classes — the most serious being cytochrome p450 1a2 (cyp1a2) substrates (moderate), cytochrome p450 2e1 (cyp2e1) substrates (moderate) and immunosuppressants (moderate) — and none of Interferon Alfa-2b’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

Black Hoof Mushroom Does Interact With Other Medications

Black Hoof Mushroom has 308 moderate known drug interactions in our database — Interferon Alfa-2b isn’t one of them. If you take anything else, check it against the full list below.

Moderate 308 No known interaction 2,522 (incl. Interferon Alfa-2b)

Taking anything else?

Check Another of Your Medications Against Black Hoof Mushroom

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

Everything else you take

See Every Supplement That Interacts With Interferon Alfa-2b

This page covers Black Hoof Mushroom only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Interferon Alfa-2b page lists 57 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Beer (major), Siberian Cocklebur (major), Wine (major), Alfalfa (moderate) and Angelica Archangelica (moderate).

By severity: 3 major · 53 moderate · 1 minor.

From our pharmacist’s overview on the Interferon Alfa-2b page

“People taking interferon alfa-2b (Intron A, Rebetron) are usually treating hepatitis or a cancer, so the liver may already be under strain, and that is exactly where most of this list points. Of the 57 supplements on file, 38 can add to liver stress, and all three major-rated interactions sit in that group: Siberian cocklebur, which ha…”

Reviewed by 2 · Jul 18, 2026

Open the Interferon Alfa-2b interaction page

How much people look this up

Where Black Hoof Mushroom and Interferon Alfa-2b 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 Black Hoof Mushroom

Steady interest

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

29 days ago today

Medication Interferon Alfa-2b

Steady interest

#2,365 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 Black Hoof Mushroom reference on this page ↓
Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The Black Hoof Mushroom and Interferon Alfa-2b 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 Dr. Brian Staiger, PharmD, BCPS.

Supplement

About Black Hoof Mushroom

What is Black Hoof Mushroom?

Immune system support
Antioxidant support
General wellness
Traditional cancer-supportive use
Inflammation

Black Hoof Mushroom (Phellinus linteus) is a medicinal mushroom long used in East Asian traditional medicine, mainly for immune support. Most of the supporting evidence comes from laboratory and animal studies, and high-quality human research is limited. Talk to your pharmacist or doctor before using it, especially if you have a health condition or take other medicines.

Phellinus linteus · Hymenochaetaceae · Fruiting body (the woody mushroom that grows on tree trunks) · Capsules, tablets, powdered extracts, teas, and tinctures

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

Black Hoof Mushroom: dosing

There is no well-established standard dose for Black Hoof Mushroom. The amount can vary widely depending on the product, the type of extract, and how it is made.The best approach is to follow the directions on the product label and not take more than recommended. Because formulations differ so much, it is a good idea to review the specific product with your pharmacist or doctor before starting.

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

Read the full Black Hoof Mushroom monograph & all interactions

Medication

About Interferon Alfa-2b Injection

What Is Interferon Alfa-2b Injection Used For?

Brand names: Rebetron, Intron A, Viraferon

Interferon alfa-2b injection is used to treat a number of conditions.
Interferon alfa-2b injection is used
- alone or in combination with ribavirin (Copegus, Rebetol, Ribasphere) to treat chronic (long-term) hepatitis C infection (swelling of the liver caused by a virus) in people who show signs of liver damage,
- to treat chronic hepatitis B infection (swelling of the liver caused by a virus) in people who show signs of liver damage,
- to treat hairy cell leukemia (a white blood cell cancer),
- to treat genital warts,
- to treat Kaposi's sarcoma (a type of cancer that causes abnormal tissue to grow on different parts of the body) related to acquired immunodeficiency syndrome (AIDS),
- to treat malignant melanoma (a cancer that begins in certain skin cells) in certain people who have had surgery to remove the cancer,
- along with another medication to treat follicular non-Hodgkin's lymphoma (NHL; a slow-growing blood cancer).
Interferon alfa-2b is in a class of medications called immunomodulators. Interferon alfa-2b works to treat hepatitis C virus (HCV) and hepatitis B virus (HBV) by decreasing the amount virus in the body. Interferon alfa-2b may not cure hepatitis B or hepatitis C or prevent you from developing complications from these infections such as cirrhosis (scarring) of the liver, liver failure, or liver cancer. It also may not prevent the spread of hepatitis B or C to other people. It is not known exactly how interferon alfa-2b works to treat cancer or genital warts.

See full Interferon Alfa-2b Injection drug information

Keep checking

Other Drugs & Black Hoof Mushroom

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

0Major

308Moderate

0Minor

2,521No known interaction

308 Moderate 2,521 No interaction

Moderate

308 interactions

Showing 60 of 308 moderate interactions — see all 308 on the Black Hoof Mushroom page.

No interaction 2,521 drugs checked — show the list

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

Showing the 60 most looked-up of 2,521 medications checked with no known interaction — see the full Black Hoof Mushroom list.

See the full Black Hoof Mushroom interactions page

See every supplement checked against Interferon Alfa-2b, ranked by severity

Evidence & sources

Black Hoof Mushroom References

The 6 references that drive our Black Hoof Mushroom 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.

Song, K. S., Cho, S. M., Lee, J. H., Kim, H. M., Han, S. B., Ko, K. S., and Yoo, I. D. B-lymphocyte-stimulating polysaccharide from mushroom Phellinus linteus. Chem Pharm Bull (Tokyo) 1995;43(12):2105-2108. PubMed
Matsuba, S., Matsuno, H., Sakuma, M., and Komatsu, Y. Phellinus linteus Extract Augments the Immune Response in Mitomycin C-Induced Immunodeficient Mice. Evid Based Complement Alternat Med 2008;5(1):85-90.
Kim, G. Y., Roh, S. I., Park, S. K., Ahn, S. C., Oh, Y. H., Lee, J. D., and Park, Y. M. Alleviation of experimental septic shock in mice by acidic polysaccharide isolated from the medicinal mushroom Phellinus linteus. Biol Pharm Bull 2003;26(10):1418-1423 PubMed
Shon, Y. H. and Nam, K. S. Inhibition of cytochrome P450 isozymes in rat liver microsomes by polysaccharides derived from Phellinus linteus. Biotechnol Lett 2003;25(2):167-172. PubMed
Oh, G. S., Lee, M. S., Pae, H. O., Kwon, J., Lee, S. S., Jeong, J. G., Shin, M. K., Kwon, T. O., and Chung, H. T. Effects of oral administration of Phellinus linteus on the production of Th1- and Th2-type cytokines in mice. Immunopharmacol Immunotoxicol 2
Kim, G. Y., Lee, J. Y., Lee, J. O., Ryu, C. H., Choi, B. T., Jeong, Y. K., Lee, K. W., Jeong, S. C., and Choi, Y. H. Partial characterization and immunostimulatory effect of a novel polysaccharide-protein complex extracted from Phellinus linteus. Biosci B

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 Black Hoof Mushroom and Interferon Alfa-2b Together: Common Questions

Is it safe to take Black Hoof Mushroom with Interferon Alfa-2b?

We do not list a known interaction between Black Hoof Mushroom and Interferon Alfa-2b. 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 Black Hoof Mushroom and Interferon Alfa-2b combination checked?

Interactions in our licensed database are recorded against drug classes. Interferon Alfa-2b is filed under 2 classifications, and Black Hoof Mushroom has documented interactions with 3 drug classes — none of Interferon Alfa-2b'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 Black Hoof Mushroom interact with any other medications?

Yes. Black Hoof Mushroom has 308 documented drug interactions in our database — Interferon Alfa-2b 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 Interferon Alfa-2b interact with any supplements?

Yes. Interferon Alfa-2b has documented interactions with 57 supplements in our database — Black Hoof Mushroom is not one of them. The Interferon Alfa-2b 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

Black Hoof Mushroom monograph Uses, safety profile, and every drug interaction in one place Interferon Alfa-2b Injection drug information The full plain-English guide to this medication Interferon Alfa-2b supplement interactions Every supplement checked against Interferon Alfa-2b, 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 6 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Interferon Alfa-2b and Black Hoof Mushroom?

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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.