About vardenafil
Phosphodiesterase-5 inhibitor
Used for
- Treatment of erectile dysfunction in adult men
Usual adult dose
Usually 10 mg by mouth about 60 minutes before sex; adjust to 5–20 mg, no more than once daily.
Common side effects
- Headache
- Flushing
- Indigestion or nausea
- Nasal congestion or dizziness
Important warnings
- Do not use with nitrate medicines or riociguat; blood pressure may drop dangerously.
- Seek urgent care for an erection lasting over four hours or sudden vision or hearing loss.
- Use caution with heart disease, low blood pressure, or medicines affecting heart rhythm.
- Sexual stimulation is needed; this medicine does not protect against sexually transmitted infections.
Pregnancy
Not indicated for use in women; pregnancy safety is not established.
Breastfeeding
Not indicated for use in women; breastfeeding safety is not established.
Interactions
- Nitrates and riociguat can cause a dangerous blood-pressure drop.
- Alpha-blockers and blood-pressure medicines may increase dizziness or low blood pressure.
- Some antibiotics, antifungals, and HIV medicines can raise vardenafil levels.
- Avoid grapefruit; other erectile-dysfunction medicines may increase adverse effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.