Drug & supplement interaction

Androsterone + Diethylstilbestrol, Methyltestosterone

Diethylstilbestrol, Methyltestosterone brand name: Tylosterone.

Minor Interaction
The bottom line Minor

Androsterone has a minor interaction with Diethylstilbestrol, Methyltestosterone. Androsterone, as an androgenic hormone, may interact with other androgenic drugs, such as testosterone, due to their similar mechanisms of action.

Read the full interaction report
SeverityMinor
LikelihoodPossible
EvidenceC
What do Severity, Likelihood & Evidence mean?
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Interaction report

Androsterone and Diethylstilbestrol, Methyltestosterone

Here is the interaction we found between these two, with the evidence behind it.

Minor

Androgens

Why this applies to Diethylstilbestrol, Methyltestosterone

Diethylstilbestrol, Methyltestosterone falls under Androgens — the group Androsterone interacts with.

Androsterone, as an androgenic hormone, may interact with other androgenic drugs, such as testosterone, due to their similar mechanisms of action. Both androsterone and testosterone bind to androgen receptors in various tissues throughout the body, leading to similar physiological effects related to the development and maintenance of male secondary sexual characteristics. When taken together, these compounds can potentially amplify these effects, leading to an increased risk of androgenic side effects, such as acne, hair loss, and changes in libido. Additionally, combining androsterone with testosterone or other androgenic drugs may also affect hormone levels and balance in the body, potentially leading to hormonal imbalances or disruptions in the endocrine system.
Severity Minor Likelihood Possible Evidence C

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the simple version. The product you asked about, Tylosterone, contains methyltestosterone, which is itself an androgen (a male-type hormone). Androsterone is also a weak androgen. So you'd essentially be stacking two hormones that pull on the same receptors. Rather than one canceling the other, they can add together and push androgen effects higher.

In real life that may mean more of the usual androgen side effects: oily skin and acne, scalp hair thinning, shifts in sex drive, mood changes, and over time disruption of your natural hormone balance. This is rated a minor, possible interaction on weaker evidence, so it's not an emergency. Still, androsterone is a banned, unproven steroid, so please don't combine them. Talk with your doctor or pharmacist first.

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Androsterone Also Interacts With Other Medications

Androsterone has 8 minor known drug interactions in our database — the Diethylstilbestrol, Methyltestosterone one above is one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Androsterone

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

Everything else you take

See Every Supplement That Interacts With Diethylstilbestrol, Methyltestosterone

This page covers Androsterone only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Diethylstilbestrol, Methyltestosterone page lists 73 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Beer (major), Siberian Cocklebur (major), Wine (major) and 1-androsterone (moderate).

By severity: 4 major · 53 moderate · 16 minor.

From our pharmacist’s overview on the Diethylstilbestrol, Methyltestosterone page

“Tylosterone pairs diethylstilbestrol, an estrogen, with methyltestosterone, an oral androgen already known for stressing the liver, and that is exactly where this interaction list concentrates. I would handle these 73 supplements carefully.”

Reviewed by 2 · Jul 18, 2026

Open the Diethylstilbestrol, Methyltestosterone interaction page

One more smart check

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

We hold 12 real supplement products containing Androsterone, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Androsterone. Your product may carry other ingredients that interact with Diethylstilbestrol, Methyltestosterone too, on top of Androsterone — and those would not show on this page. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Androsterone and Diethylstilbestrol, Methyltestosterone 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 Androsterone
Steady interest

#1,421 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Diethylstilbestrol, Methyltestosterone
Steady interest

#2,785 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.

Supplement

About Androsterone

What is Androsterone?

Androsterone
  • Muscle building and athletic performance
  • Boosting testosterone or androgen levels
  • Supporting libido
  • Bodybuilding 'prohormone' stacks

Androsterone is a natural androgenic steroid hormone made in the body, but supplement versions are classified as anabolic-androgenic steroids and are banned from U.S. dietary supplements under the DASCA law. There is no good evidence that taking it is safe or effective, and it carries the same hormone-related risks as other anabolic steroids. Avoid products that contain it, and talk to a pharmacist or doctor about safer, legal options.

Read the full Androsterone monograph & all interactions
Keep checking

Other Drugs & Androsterone

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

0Major
0Moderate
8Minor
2,821No known interaction
Minor

8 interactions

No interaction 2,821 drugs checked — show the list
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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Pharmacist Counseling Corner

Taking Androsterone and Diethylstilbestrol, Methyltestosterone Together: Common Questions

Can you take Androsterone with Diethylstilbestrol, Methyltestosterone?
There is only a minor interaction, which is usually not serious. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Androsterone and Diethylstilbestrol, Methyltestosterone interaction?
We rate it Minor. This interaction is generally not clinically significant, but it remains worth noting and discussing with your pharmacist.

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

Still Have a Question About Diethylstilbestrol, Methyltestosterone and Androsterone?

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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.