20 Hos raske forsøgspersoner, som fik sildenafil (100 mg som enkeltdosis), fandtes mindre end 0, 0002% (gennemsnitlig 188 ng) af indgivet dosis i ejakulatet 90 minutter efter indgift.
In healthy volunteers receiving sildenafil (100 mg single dose), less than 0.0002% (average 188 ng) of the administered dose was present in ejaculate 90 minutes after dosing.