Which Drugs Were Introduced in the Decade of the 1990s

Which drugs were introduced in the decade of the 1990s?

A) penicillin (first antibiotic drug) , Benadryl (first antihistamine drug) , cortisone (first corticosteroid drug)
B) Thorazine (first antipsychotic drug) , hydrocortisone (first topical corticosteroid drug) , polio vaccine
C) Inderal (first beta-blocker drug) , Tagamet (first H₂ blocker drug) , levodopa (for Parkinson's disease)
D) Proscar (for benign prostatic hypertrophy) , Nicoderm (for stopping smoking) , Viagra (for erectile dysfunction)