SILDENAFIL
(Viagra, Revatio)Standard Prescription
sildenafil __mg PO Q__H (__mg/kg/dose)
Dosages
Children:
0.25-0.5 mg/kg/dose PO Q6-8H.
Maximum: 2 mg/kg/dose Q6HDose is titrated according to pulmonary pressures.
OR
8-20 kg: 10 mg PO TID
>20 kg: 20 mg PO TID
Mechanism of Action
Phosphodiesterase-5 enzyme inhibitor.
Forms Supplied
tablet: 25 mg
suspension (BCCH): 2.5 mg/mL
suspension (BCCH): 2.5 mg/mL
Comments
For the treatment of pulmonary hypertension.
Hypotension is the dose-limiting side effect.
Drug interactions exist, especially for those metabolized by CYP450 (3A4, 2C9, 2D6), consult Micromedex for a complete list.
Avoid concomitant use with vasodilators eg nitrates.
Hypotension is the dose-limiting side effect.
Drug interactions exist, especially for those metabolized by CYP450 (3A4, 2C9, 2D6), consult Micromedex for a complete list.
Avoid concomitant use with vasodilators eg nitrates.
References
2, 44, 192
Last Edited
2022-09-09 23:09:20