Description
RUGEN is a pharmacist-prepared topical containing RU58841, a non-steroidal anti-androgen research compound. It is supplied for research purposes only.
RU58841 is standardised at 5% (50 mg per 1 ml) and prepared from raw material with >99% confirmed purity. RU58841 is not a medicine: it has no approved human use in any major market, its safety and efficacy in humans have not been established in registered clinical trials, and we make no therapeutic or cosmetic claims for it.
The brown pharmaceutical glass absorbs harmful UV wavelengths, protecting the product from light damage. The dropper is standardised at 1 ml.
ACTIVE INGREDIENTS
Rugen proprietary blend:
- 5% RU58841 (50 mg RU58841 in every 1 ml)
INACTIVE INGREDIENTS
- Ethanol 96%, Distilled water, Propylene Glycol, Polysorbate 20
HOW TO USE
- Because this product contains a research compound, you are responsible for determining whether, and how, it may lawfully be used in your jurisdiction.
SOLUTION STABILITY
- The product has a shelf life of 1 year when stored at room temperature. No need to store it in a refrigerator.




