Drug & supplement interaction

19-nor-dhea + Brentuximab Vedotin

Brentuximab Vedotin brand name: Adcetris.

No Known Interaction
The bottom line No known interaction

We found no known interaction between 19-nor-dhea and Brentuximab Vedotin 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

19-nor-dhea and Brentuximab Vedotin

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 Brentuximab Vedotin and 19-nor-dhea 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.

19-nor-dhea safety at a glance

19-nor-dhea overall Avoid It is an unproven hormonal prohormone with potential serious side effects and little safety data.
Pregnancy Avoid Hormone-altering products should not be used during pregnancy.
Breastfeeding Avoid Avoid while breastfeeding due to hormonal effects and lack of safety data.

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

Still wondering about combining Brentuximab Vedotin and 19-nor-dhea? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Brentuximab Vedotin

Interactions in our licensed database are recorded against drug classes, not just single drug names. Brentuximab Vedotin is filed under a single classification — cytochrome p450 3a4 (cyp3a4) substrates. 19-nor-dhea has documented interactions with 1 drug class — the most serious being testosterone (moderate) — and none of Brentuximab Vedotin’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

19-nor-dhea Does Interact With Other Medications

19-nor-dhea has 8 moderate known drug interactions in our database — Brentuximab Vedotin 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 19-nor-dhea

Covers the 2,830 medications we’ve checked against 19-nor-dhea. Pick one to open its full report.

What to actually watch for

What Brentuximab Vedotin’s Own FDA Label Lists

This is not an interaction — none of it involves 19-nor-dhea. These are the most notable effects listed in the ADVERSE REACTIONS section of Brentuximab Vedotin’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 take both. 8 of them are worth acting on rather than waiting out — marked below.

  • A low white blood cell count Worth acting on mentioned in 13.2% of FDA reports for Brentuximab Vedotin
  • High blood sugar Worth acting on
  • Anemia Worth acting on mentioned in 3.9% of FDA reports for Brentuximab Vedotin
  • A low platelet count Worth acting on
  • Kidney problems Worth acting on
  • A severe allergic reaction Worth acting on
  • Liver problems Worth acting on
  • A higher chance of infection Worth acting on
  • Fever mentioned in 14.1% of FDA reports for Brentuximab Vedotin
  • Numbness or tingling mentioned in 7.0% of FDA reports for Brentuximab Vedotin

Showing the 10 most notable of 21 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 Brentuximab Vedotin. Read the label on DailyMed › Where a percentage is shown, it is the share of 10,190 voluntary FDA FAERS reports for Brentuximab Vedotin that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. 19-nor-dhea’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no 19-nor-dhea side to compare — that is a limit of the record, not a statement that 19-nor-dhea has no side effects.

Everything else you take

See Every Supplement That Interacts With Brentuximab Vedotin

This page covers 19-nor-dhea only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Brentuximab Vedotin page lists 121 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate), Adrafinil (moderate) and African Wild Potato (moderate).

By severity: 2 major · 87 moderate · 32 minor.

From our pharmacist’s overview on the Brentuximab Vedotin page

“Every entry on this page traces back to a single enzyme. Brentuximab vedotin (Adcetris), an IV treatment for Hodgkin lymphoma and certain other lymphomas, carries a chemotherapy payload the body clears through CYP3A4, and I would treat this list with real care.”

Reviewed by 2 · Jul 18, 2026

Open the Brentuximab Vedotin interaction page

One more smart check

Taking 19-nor-dhea as Part of a Dietary Supplement Product? Check It for Interactions

We hold 12 real supplement products containing 19-nor-dhea, each one broken down to its full ingredient list — and combination products often carry several ingredients besides 19-nor-dhea. Even though 19-nor-dhea itself has no known interaction with Brentuximab Vedotin, 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 19-nor-dhea and Brentuximab Vedotin 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 19-nor-dhea
Steady interest

#1,031 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Brentuximab Vedotin
Top 25%

#620 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. 19-nor-dhea is not yet covered by that licensed database, so its write-up cites publicly available medical sources directly (see the references below).
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every 19-nor-dhea reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The 19-nor-dhea and Brentuximab Vedotin records this page draws on were last updated June 20, 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 19-nor-dhea

What is 19-nor-dhea?

  • Muscle building and bodybuilding
  • Increasing strength
  • Athletic performance
  • Supporting hormone levels
  • Body recomposition

19-nor-DHEA is a synthetic 'prohormone' marketed to bodybuilders as a precursor to nandrolone-like compounds, not a natural plant supplement. There is very little reliable human research on its safety or effectiveness, and products like it carry real risks to the liver, hormones, and heart. We do not recommend using it without close medical supervision, and it may be banned in sports and restricted by law in some places.

Not applicable (a synthetic or semi-synthetic hormone derivative, not a plant part) · Capsules, tablets, sublingual tablets, sometimes combined in 'prohormone' supplement blends

An interaction check asks whether these two react with each other — it does not ask whether 19-nor-dhea is a good idea for someone in your situation. Here is what our 19-nor-dhea record says about it on its own.

19-nor-dhea: dosing

There is no established or medically recommended dose for 19-nor-DHEA. It has not been studied well enough to define a safe and effective amount.Products vary widely, and labels may not be accurate. Because of this, we cannot suggest a specific milligram amount.

From our 19-nor-dhea monograph — the full record covers uses, side effects and every documented interaction.

Read the full 19-nor-dhea monograph & all interactions
Medication

About Brentuximab Vedotin Injection

What Is Brentuximab Vedotin Injection Used For?

Brand name: Adcetris

Adcetris (brentuximab vedotin) is used to treat classical Hodgkin lymphoma (cHL) in adults — including newly diagnosed advanced-stage disease, as consolidation therapy after a stem cell transplant, and in relapsed or refractory cases. It is also approved for pediatric patients aged 2 and older with previously untreated high-risk classical Hodgkin lymphoma, given in combination with chemotherapy.

Adcetris is also used for several T-cell lymphomas — including systemic anaplastic large cell lymphoma (sALCL), peripheral T-cell lymphomas (PTCL), primary cutaneous anaplastic large cell lymphoma (pcALCL), and CD30-expressing mycosis fungoides (MF). Additionally, Adcetris is used in combination with lenalidomide and a rituximab product for adults with relapsed or refractory large B-cell lymphoma (LBCL) who are not candidates for a stem cell transplant or CAR T-cell therapy.

Most-Reported Side Effects for Brentuximab Vedotin

From FAERS, the FDA’s public side-effect reporting system (10,190 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Febrile neutropenia 758 reports
Neuropathy peripheral 711 reports
Fever 682 reports
Neutropenia 586 reports
Hodgkin^s disease 459 reports
See full Brentuximab Vedotin Injection drug information
Keep checking

Other Drugs & 19-nor-dhea

Browse every other medication we’ve checked against 19-nor-dhea — both the ones with a known interaction and the ones without. Select any drug for the full detail.

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

8 interactions

No interaction 2,821 drugs checked — show the list
Evidence & sources

19-nor-dhea References

The 4 sources that drive our 19-nor-dhea monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. 19-nor-dhea is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. DHEA — MedlinePlus (NIH) Source
  2. Dietary Supplements for Exercise and Athletic Performance — NIH Office of Dietary Supplements Source
  3. Dietary Supplements: What You Need to Know — NIH Office of Dietary Supplements Source
  4. FDA 101: Dietary Supplements — U.S. Food and Drug Administration Source

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 19-nor-dhea and Brentuximab Vedotin Together: Common Questions

Is it safe to take 19-nor-dhea with Brentuximab Vedotin?
We do not list a known interaction between 19-nor-dhea and Brentuximab Vedotin. 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 19-nor-dhea and Brentuximab Vedotin combination checked?
Interactions in our licensed database are recorded against drug classes. Brentuximab Vedotin is filed under 1 classification, and 19-nor-dhea has documented interactions with 1 drug class — none of Brentuximab Vedotin'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 19-nor-dhea interact with any other medications?
Yes. 19-nor-dhea has 8 documented drug interactions in our database — Brentuximab Vedotin 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 Brentuximab Vedotin interact with any supplements?
Yes. Brentuximab Vedotin has documented interactions with 121 supplements in our database — 19-nor-dhea is not one of them. The Brentuximab Vedotin 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 Brentuximab Vedotin and 19-nor-dhea?

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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.