Verdenafil is a potent and selective inhibitor of the Cgmp specific
PDE5, the most prominent PDE in human corpus-cavernosum.
INDICATIONS: Erectile dysfunction.
CONTRAINDICAITONS: Hypersensitivity, severe
hepatic impairment.
ADVERSE EFFECTS: Flushing, headache, chest pain.
DOSAGE: 10 mg OD, 25-60 mt before sexual activity,
may be increased to 20 mg or decreased 5 mg.