Viagra missed dose: what to do
Viagra · sildenafil · by Pfizer
Reviewed by the glpzoom Editorial Team against primary clinical sources — FDA labeling, peer-reviewed trials, and specialty-society guidelines.
Content current as of June 2026; updated when guidance or availability changes.
Viagra is taken as-needed before sexual activity, not on a daily schedule. There's no 'missed dose' in the traditional sense. Take 30-60 minutes before intended activity. Do not exceed one dose per 24 hours. If a planned activity doesn't happen, don't take an extra dose later same day — wait for next session.
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Frequently asked
What if I miss a Viagra dose?+
Viagra is taken as-needed before sexual activity, not on a daily schedule. There's no 'missed dose' in the traditional sense. Take 30-60 minutes before intended activity. Do not exceed one dose per 24 hours. If a planned activity doesn't happen, don't take an extra dose later same day — wait for next session.
Should I double the next dose to make up?+
Never. Doubling significantly increases GI side effects. Skip and resume regular schedule instead.