Oral Phosphodiesterase Type 5 Inhibitors for Erectile Dysfunction
Medication | Onset of Action | Comments |
|---|---|---|
Avanafil | 30 minutes | Can be taken 15 minutes before intercourse Fatty food reduces absorption |
Sildenafil | 60 minutes | Duration of action: ≈ 4 hours Fatty food reduces absorption |
Tadalafil | 60 minutes | Duration of action: 24‒36 hours Low-dose tadalafil can be taken as a daily medication to provide baseline improvement in erectile function Low-dose daily tadalafil is also used to treat BPH-related urinary symptoms Can be taken with fatty food |
Vardenafil | 60 minutes | Duration of action: ≈ 4 hours Fatty food reduces absorption |
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