呢隻藥有副作用係事實,所以食唔食當事人自己選擇,但就算食左有副作用都可以選擇停藥
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3481923/
A long term study showed that drug-related sexual side effects such as decreased libido, ED, and ejaculatory disorders occurred in <2% of men.[10] These side-effects disappeared not only in all men who stopped the drug because of the side effects but also in most of those who continued therapy. The incidence of each side effect mentioned decreased to ≤0.3% by the fifth year of treatment with finasteride. The incidence of side effects were comparable to that of placebo both at one year and at 5 years.