About felodipine
Dihydropyridine calcium-channel blocker
Used for
- High blood pressure
- Angina (chest pain due to reduced heart blood flow)
Usual adult dose
Usually 5 mg once daily for high blood pressure or angina; adjust to response, generally up to 10 mg daily.
Common side effects
- Ankle swelling
- Headache
- Flushing
- Dizziness
Important warnings
- Swallow tablets whole; do not crush or chew.
- Grapefruit can raise felodipine levels and side effects.
- May cause dizziness, especially when starting or increasing the dose.
- Use cautiously with liver disease or very low blood pressure.
Pregnancy
Not usually recommended during pregnancy; discuss suitable treatment with a healthcare professional.
Breastfeeding
Small amounts may pass into breast milk; safety information is limited. Discuss use with a healthcare professional.
Interactions
- Grapefruit and grapefruit juice can increase felodipine levels.
- Some antibiotics, including clarithromycin, can increase levels.
- Some antifungals, including itraconazole, can increase levels.
- Rifampicin and some seizure medicines can reduce 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 It may be incomplete or out of date.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.