Sildenafil

Urology

Urology · PDE-5 inhibitor

Sildenafil

Dose

50 mg PO 1 h before sexual activity (25 mg in elderly/renal impairment); 20 mg TDS in pulmonary hypertension.

Contraindications

  • Any nitrate or nicorandil use
  • Recent stroke or MI
  • Hypotension <90/50

Use

Erectile dysfunction; pulmonary arterial hypertension.

Monitoring

BP; assess cardiovascular fitness for sexual activity.

Side effects

  • Headache, flushing
  • Dyspepsia
  • Blue-tinged vision
  • Priapism (rare)

Related in WardRound

Always confirm dose against your local formulary / BNF before prescribing.

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