<unk>  4 tablets Blister 20 mg<unk>  is a PDE5 inhibitor used for treating erectile dysfunction that is sold under the trade names Levitra, Staxyn, and Vivanza.
Vardenafil
Avanafil
Udenafil
Tadalafil
Mesterolone
Telmisartan
Sildenafil
Norpipanone