Is Finpecia safe in male pattern baldness without prescription.

Patient: Hi,I am 24 years male, balding since 6 years(MPB), looking to take Cipla Finpecia 1 mg finasteride tablet.i have heard lot of negative reviews like loss of sexual interest,depression, neuro problems e.t.c.Can i take 1mg tablet daily without any prescription.I am really scared from its side effects.Kindly suggest.Thanks.