Nimodipine Side Effects
Medically reviewed by Drugs.com. Last updated on Jan 30, 2023.
Applies to nimodipine: oral capsule liquid filled, oral solution.
Oral route (Capsule, Liquid Filled)
Do not administer nimodipine intravenously or by other parenteral routes. Deaths and serious, life threatening adverse events have occurred when the contents of nimodipine capsules have been injected parenterally.
Serious side effects of Nimodipine
Along with its needed effects, nimodipine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur while taking nimodipine:
- Blurred vision
- chest pain or discomfort
- difficult or labored breathing
- fast, pounding, or irregular heartbeat or pulse
- lightheadedness, dizziness, or fainting
- shortness of breath
- slow or irregular heartbeat
- tightness in the chest
- unusual tiredness or weakness
Other side effects of Nimodipine
Some side effects of nimodipine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
- Abdominal or stomach cramps, discomfort, or pain
- back pain
- blemishes on the skin
- feeling sad or empty
- lack or loss of appetite
- loss of interest or pleasure
- muscle pain
- nausea or vomiting
- swollen mouth and tongue
- trouble concentrating
- trouble sleeping
- unpleasant taste
- urge to have bowel movement
For Healthcare Professionals
Applies to nimodipine: oral capsule, oral liquid.
The most commonly reported side effects included decreased blood pressure, diarrhea, and rash.[Ref]
Very common (10% or more): Decreased blood pressure (up to 50%)
Uncommon (0.1% to 1%): Hypotension, vasodilation
Common (1% to 10%): Diarrhea, gastrointestinal symptoms, nausea
Rare (0.01% to 0.1%): Ileus
Frequency not reported: Gastrointestinal hemorrhage, vomiting[Ref]
Common (1% to 10%): Acne, rash
Frequency not reported: Diaphoresis, itching[Ref]
Common (1% to 10%): Cramp, muscle pain[Ref]
Common (1% to 10%): Abnormal liver function test
Uncommon (0.1% to 1%): Elevated alkaline phosphatase levels, elevated ALT levels
Rare (0.01% to 0.1%): Transient increase in liver enzymes
Common (1% to 10%): Headache
Frequency not reported: Alterations in consciousness, dizziness, lightheadedness, neurological deterioration[Ref]
Common (1% to 10%): Dyspnea
Uncommon (0.1% to 1%): Decreased platelet counts, thrombocytopenia
Frequency not reported: Anemia, disseminated intravascular coagulation[Ref]
Uncommon (0.1% to 1%): Allergic reaction[Ref]
Rare (0.01% to 0.1%): Injection site reaction, infusion site phlebitis, infusion site reaction, infusion site thrombophlebitis[Ref]
Uncommon (0.1% to 1%): Elevated lactate dehydrogenase levels, fluid retention, non-fasting elevated serum glucose levels
More about nimodipine
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Related treatment guides
1. Product Information. Nimotop (nimodipine). Bayer. 2002.
2. Cerner Multum, Inc. UK Summary of Product Characteristics.
3. Cerner Multum, Inc. Australian Product Information.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.