About felodipine
Calcium channel blocker
Used for
- High blood pressure
- Angina (chest pain)
Usual adult dose
Usually 5 mg once daily; adjusted as needed, generally within 2.5–10 mg daily.
Common side effects
- Ankle swelling
- Headache
- Flushing
- Dizziness
Important warnings
- May cause low blood pressure or fainting.
- Swallow tablets whole; do not crush or chew.
- Grapefruit can increase felodipine levels.
- Use cautiously with liver problems or heart failure.
Pregnancy
Use during pregnancy only when clearly needed; discuss risks with a healthcare professional.
Breastfeeding
Small amounts may enter breast milk; safety information is limited.
Interactions
- Grapefruit and grapefruit juice
- Strong CYP3A4 inhibitors, such as clarithromycin or ketoconazole
- CYP3A4 inducers, such as rifampin or carbamazepine
- Other blood-pressure-lowering medicines
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 It may be incomplete or out of date.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.