Does it matter if I introduce steroids while my RU58841 shed is still active, or should I wait until it settles?

What should I do?

On TRT, low-dose finasteride, just started RU58841. Considering adding a low tren dose (I have my reasons). My understanding is finasteride doesn't protect against tren at all (it binds AR directly, no 5-AR conversion needed), and RU58841 might, since it blocks the receptor itself, but nobody's tested RU vs tren specifically.

Separately, I understand hair miniaturization risk concentrates at the transition point between hair cycles, not during stable growth, and a synchronized shed means more follicles are sitting in that transition at once.

So: does starting tren during an active shed genuinely mean more real risk than waiting for things to settle first, or is this overthinking a small effect? Anyone dealt with fin-blind compounds (tren, mast, primo) overlapping with a shed from RU58841 or similar and noticed anything relevant to timing?

A simpler way of saying this all: During the shedding phase of a topical anti-androgen, is my hair more vulnerable to irreversible hair loss while introducing anabolic steroids?

Posted Aug 27, 2026, 1:06 PM UTC

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