Hirsutism can be caused by the following except –
Drugs causing Hirsutism

Androgens          
Phenytoin
Cyclosporine
Minoxidil    
Diazoxide       
Oral contraceptives containing androgenic progestins
Danazole
Norethisterone is a progesterone with weak androgenic action due to androgenic action, it causes hirsutism.
Progesterones with androgenic actions (androgenic progestins) are Norethisterone, (Norethindrone), Lynestrenol (ethinyl estrenol), allylestrenol, Levonorgestrel.
Flutamide
Norethisterone
Danazole
Phenytoin
Flutamide