Indications

Erectile dysfunction.

Contraindication

Concurrent use of organic nitrates, nitrates and nitric oxide donors. Men with cardiac disease for whom sexual activity is inadvisable. Recent MI (within 90 days) or stroke (within last 6 mth), hypotension (<90/50 mm Hg), unstable angina, heart failure, uncontrolled arrhythmias or hypertension.

Special Precautions

Hepatic or renal impairment; CV diseases; anatomical penile deformation; predisposition to priapism; child <18 yr. Discontinue and seek medical advice if there is sudden vision loss or decreased vision in one or both eyes or tinnitus, dizziness or sudden loss or decrease in hearing, while taking Tadalafil. Seek immediate medical advice if erection last > 4 hr.

Side Effects

Headache, dyspepsia, dizziness, flushing, swelling of eyelids, eye pain, conjunctival hyperemia, back pain, myalgia, visual disturbances, nasal congestion, sudden decrease or loss of hearing, tinnitus.

Drug Interactions

Concurrent use increased risk of hypotension with α-blockers; increased risk of priapism with other drugs for erectile dysfunction, e.g. alprostadil; increased heart rate with theophylline; decreased tadalafil serum concentration with CYP 3A4 inducers e.g. rifampicin, efavirenz, carbamazepine, nevirapine, barbiturates, phenobarbital, phenytoin, ribabutin; increased tadalafil serum concentration with CYP3A4 inhibitors e.g. azole antifungals, protease inhibitors, cimetidine, macrolides.

Route of Administration

Oral

Dosage

As directed by the physician