From this: ''Sexual functions, libido, hematology, and blood chemistry values were normal throughout, except that at 3 months, in the spring, serum testosterone increased within the normal range equally in placebo and fluridil groups. No fluridil or its decomposition product, BP-34, was detectable in the serum at 0, 3, or 90 days.'' Fluridil, a Rationally Designed Topical Agent for Androgenet... : Dermatologic Surgery (lww.com)
I'm not aware of the company behind CosmeRNA doing the same.