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Approved on-demand ED dosing is 50-200 mg taken roughly 15-30 minutes before activity (100 mg typical start; range 50-200 mg). It can be taken with or without food. Any use is clinician-directed; this is not a supplement regimen.
Any time
Oral tablet (avanafil)
Approved on-demand ED dosing is 25-100 mg taken ~30-60 minutes before activity (50 mg typical start). PAH dosing (Revatio) is 20 mg three times daily. Any off-label use is clinician-directed; this is not an approved longevity regimen.
Any time
Oral tablet (sildenafil citrate)
Acute (~15-30 min onset)
Acute (per dose)
Acute (per dose)
Acute (~30-60 min onset)
Weeks
Years
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