Drug & supplement interaction

7,8-benzoflavone + Ampicillin

Ampicillin brand names: Principen, Omnipen-N, Omnipen, Rimacillin, Penbritin.

No Known Interaction
The bottom line No known interaction

We found no known interaction between 7,8-benzoflavone and Ampicillin 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

7,8-benzoflavone and Ampicillin

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 Ampicillin and 7,8-benzoflavone 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.

Worth understanding: our licensed dataset holds no drug-interaction record for 7,8-benzoflavone at all — not against Ampicillin, 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.

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.

7,8-benzoflavone safety at a glance

7,8-benzoflavone overall Avoid Human safety data are lacking and it is mainly a research chemical, not a tested supplement.
Pregnancy Possibly Unsafe When used orally or parenterally. The U.S. Food and Drug Administration and other regulatory agencies warn that dietary supplements containing aromatase inhibit... Read the full pregnancy detail
Breastfeeding Possibly Unsafe When used orally or parenterally. The U.S. Food and Drug Administration and other regulatory agencies warn that dietary supplements containing aromatase inhibit... Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Ampicillin and 7,8-benzoflavone? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Ampicillin’s Own FDA Label Lists

This is not an interaction — none of it involves 7,8-benzoflavone. These are the most notable effects listed in the ADVERSE REACTIONS section of Ampicillin’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. 10 of them are worth acting on rather than waiting out — marked below.

  • Wheezing Worth acting on
  • A severe skin reaction Worth acting on
  • A low platelet count Worth acting on
  • Anemia Worth acting on
  • A severe allergic reaction Worth acting on
  • Hives Worth acting on
  • A low white blood cell count Worth acting on
  • Bleeding or bruising Worth acting on
  • A higher chance of infection Worth acting on
  • An allergic reaction Worth acting on

Showing the 10 most notable of 17 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 Ampicillin. Read the label on DailyMed › 7,8-benzoflavone’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no 7,8-benzoflavone side to compare — that is a limit of the record, not a statement that 7,8-benzoflavone has no side effects.

Special populations

7,8-benzoflavone in Pregnancy & Breastfeeding

Pregnancy And Lactation Possibly Unsafe

When used orally or parenterally. The U.S. Food and Drug Administration and other regulatory agencies warn that dietary supplements containing aromatase inhibitors are dangerous. Avoid using.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

From our Q&A

Questions About 7,8-benzoflavone or Ampicillin

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers 7,8-benzoflavone or Ampicillin, 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 Ampicillin

This page covers 7,8-benzoflavone only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Ampicillin page lists 50 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Bacillus Coagulans (moderate), Bacillus Subtilis (moderate), Bifidobacterium Animalis Subsp. Lactis (moderate) and Bifidobacterium Bifidum (moderate).

By severity: 1 major · 39 moderate · 10 minor.

From our pharmacist’s overview on the Ampicillin page

“An antibiotic only works if enough of it survives the trip through your gut, and that is where ampicillin (Principen, Penbritin) meets real trouble with one supplement in particular. Activated charcoal, the single major-rated entry among the 50 on this page, binds drugs in the digestive tract and can sharply cut how much ampicillin you…”

Reviewed by 2 · Jul 18, 2026

Open the Ampicillin interaction page

How much people look this up

Where 7,8-benzoflavone and Ampicillin 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 7,8-benzoflavone
Steady interest

#1,405 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Ampicillin
Top 25%

#706 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 7,8-benzoflavone reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The 7,8-benzoflavone and Ampicillin 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 .
Supplement

About 7,8-benzoflavone

What is 7,8-benzoflavone?

  • Lowering estrogen levels
  • Raising testosterone
  • Reducing gynecomastia from anabolic steroids
  • Bodybuilding and athletic performance

7,8-Benzoflavone (alpha-naphthoflavone) is a synthetic flavone studied mainly in laboratories for its effects on enzymes like aromatase and certain liver enzymes. It is not an approved or well-studied dietary supplement in humans, its safety is poorly defined, and aromatase inhibitors are banned in sports — so it should not be used without medical supervision.

Synthetic flavone compound (also studied as a plant flavonoid derivative) · Research chemical; sometimes found in bodybuilding or 'aromatase inhibitor' supplements

An interaction check asks whether these two react with each other — it does not ask whether 7,8-benzoflavone is a good idea for someone in your situation. Here is what our 7,8-benzoflavone record says about it on its own.

7,8-benzoflavone: dosing

There is no established or safe human dose for 7,8-benzoflavone. It is not an approved supplement or medicine, and reliable dosing information does not exist.We do not recommend taking it.

From our 7,8-benzoflavone monograph — the full record covers uses, side effects and every documented interaction.

Read the full 7,8-benzoflavone monograph & all interactions
Medication

About Ampicillin

What Is Ampicillin Used For?

Brand names: Principen, Omnipen-N, Omnipen, Rimacillin, Penbritin

Ampicillin treats bacterial infections caused by susceptible organisms. It is used for respiratory tract infections, urinary tract infections, gastrointestinal infections (including typhoid fever and dysentery), bacterial meningitis (infection of the membranes surrounding the brain and spinal cord), and serious bloodstream infections such as septicemia and endocarditis (infection of the heart's inner lining).

Ampicillin capsules (oral form) are also indicated for genitourinary tract infections, including gonorrhea caused by non-penicillinase-producing organisms, and meningitis caused by N. meningitidis. The injectable forms (intramuscular or intravenous) are reserved for moderately severe to severe infections or for patients who cannot take oral medication.

See full Ampicillin drug information
Keep checking

Other Drugs & 7,8-benzoflavone

Browse every other medication we’ve checked against 7,8-benzoflavone — 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

7,8-benzoflavone References

The 1 references that drive our 7,8-benzoflavone 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. Joseph JF, Parr MK. Synthetic androgens as designer supplements. Curr Neuropharmacol. 2015;13(1):89-100. PubMed

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 7,8-benzoflavone and Ampicillin Together: Common Questions

Is it safe to take 7,8-benzoflavone with Ampicillin?
We do not list a known interaction between 7,8-benzoflavone and Ampicillin. 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 Ampicillin interact with any supplements?
Yes. Ampicillin has documented interactions with 50 supplements in our database — 7,8-benzoflavone is not one of them. The Ampicillin 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 Ampicillin and 7,8-benzoflavone?

Our pharmacists answer your medication & supplement questions — free.

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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.