About taldalafil
Phosphodiesterase-5 inhibitor
Used for
- Erectile dysfunction
- Pulmonary arterial hypertension (under specialist care)
- Benign prostate enlargement symptoms (usually with a different daily dose)
Usual adult dose
Erectile dysfunction: 10 mg before sexual activity; may adjust to 5–20 mg, no more than once daily. Daily dosing is usually 2.5–5 mg.
Common side effects
- Headache
- Indigestion
- Flushing
- Back or muscle pain
Important warnings
- Do not combine with nitrate medicines or riociguat; blood pressure may fall 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 severe liver or kidney problems.
- Sexual stimulation is needed for erectile dysfunction treatment to work.
Pregnancy
Not applicable for erectile dysfunction; use for pulmonary hypertension requires specialist assessment during pregnancy.
Breastfeeding
Not applicable for erectile dysfunction; specialist advice is needed if used for pulmonary hypertension.
Interactions
- Nitrates, including nitroglycerin, can cause a dangerous drop in blood pressure.
- Riociguat is contraindicated with tadalafil.
- Alpha-blockers and blood-pressure medicines may increase dizziness or low blood pressure.
- Some antifungals, antibiotics, and HIV medicines can raise tadalafil levels.
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 It may be incomplete or out of date.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.