More frequently reported side effects include: hypotension. See below for a comprehensive list of adverse effects.
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.
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:
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:
Applies to nimodipine: oral capsule, oral liquid
The most commonly reported side effects included decreased blood pressure, diarrhea, and rash.
Very common (10% or more): Decreased blood pressure (up to 50%)
Common (1% to 10%): Bradycardia, edema, EKG abnormalities, flushing, tachycardia
Uncommon (0.1% to 1%): Hypotension, vasodilation
Frequency not reported: Congestive heart failure, deep vein thrombosis, hematoma, hypertension, palpitations, rebound vasospasm
Common (1% to 10%): Diarrhea, gastrointestinal symptoms, nausea
Rare (0.01% to 0.1%): Ileus
Frequency not reported: Gastrointestinal hemorrhage, vomiting
Common (1% to 10%): Acne, rash
Frequency not reported: Diaphoresis, itching
Common (1% to 10%): Cramp, muscle pain
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
Frequency not reported: Hepatitis, jaundice
Common (1% to 10%): Headache
Frequency not reported: Alterations in consciousness, dizziness, lightheadedness, neurological deterioration
Common (1% to 10%): Dyspnea
Frequency not reported: Wheezing
Common (1% to 10%): Depression
Uncommon (0.1% to 1%): Decreased platelet counts, thrombocytopenia
Frequency not reported: Anemia, disseminated intravascular coagulation
Uncommon (0.1% to 1%): Allergic reaction
Rare (0.01% to 0.1%): Injection site reaction, infusion site phlebitis, infusion site reaction, infusion site thrombophlebitis
Frequency not reported: Phenytoin toxicity
Uncommon (0.1% to 1%): Elevated lactate dehydrogenase levels, fluid retention, non-fasting elevated serum glucose levels
Frequency not reported: Hyponatremia
Medically reviewed by BestRx Medical Team Last updated on 1/1/2020.
Source: Drugs.com Nimodipine