About nimodipine
Calcium channel blocker
Used for
- Prevention and treatment of brain blood-vessel complications after aneurysmal subarachnoid hemorrhage
Usual adult dose
60 mg by mouth every 4 hours for 21 days, started within 96 hours of bleeding.
Common side effects
- Low blood pressure
- Headache
- Nausea
- Slow heart rate
Important warnings
- For oral use only; injection into a vein can be fatal.
- Use cautiously with low blood pressure or liver disease.
- Avoid grapefruit and grapefruit juice.
- Seek urgent care for fainting or severe dizziness.
Pregnancy
Use only if clearly needed; human pregnancy safety information is limited.
Breastfeeding
Unknown whether it passes into breast milk; use caution.
Interactions
- Strong CYP3A4 inhibitors can raise nimodipine levels and side-effect risk.
- Strong CYP3A4 inducers can lower nimodipine levels.
- Other blood-pressure-lowering medicines may increase low blood pressure.
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 It may be incomplete or out of date.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.