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Nimodipine Side Effects

In Summary

More frequently reported side effects include: hypotension. See below for a comprehensive list of adverse effects.

For the Consumer

Applies to nimodipine: oral capsule liquid filled, oral solution, oral tablet

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:

Less common
  • Blurred vision
  • chest pain or discomfort
  • confusion
  • difficult or labored breathing
  • fast, pounding, or irregular heartbeat or pulse
  • lightheadedness, dizziness, or fainting
  • shortness of breath
  • slow or irregular heartbeat
  • sweating
  • swelling
  • tightness in the chest
  • unusual tiredness or weakness

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:

Less common
  • Abdominal or stomach cramps, discomfort, or pain
  • back pain
  • blemishes on the skin
  • constipation
  • diarrhea
  • discouragement
  • feeling sad or empty
  • headache
  • indigestion
  • irritability
  • lack or loss of appetite
  • loss of interest or pleasure
  • muscle pain
  • nausea or vomiting
  • pimples
  • rash
  • swollen mouth and tongue
  • tiredness
  • trouble concentrating
  • trouble sleeping
  • unpleasant taste
  • urge to have bowel movement

For Healthcare Professionals

Applies to nimodipine: oral capsule, oral liquid

General

The most commonly reported side effects included decreased blood pressure, diarrhea, and rash.[Ref]

Cardiovascular

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[Ref]

Gastrointestinal

Common (1% to 10%): Diarrhea, gastrointestinal symptoms, nausea
Rare (0.01% to 0.1%): Ileus
Frequency not reported: Gastrointestinal hemorrhage, vomiting[Ref]

Dermatologic

Common (1% to 10%): Acne, rash
Frequency not reported: Diaphoresis, itching[Ref]

Musculoskeletal

Common (1% to 10%): Cramp, muscle pain[Ref]

Hepatic

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[Ref]

Nervous system

Common (1% to 10%): Headache
Frequency not reported: Alterations in consciousness, dizziness, lightheadedness, neurological deterioration[Ref]

Respiratory

Common (1% to 10%): Dyspnea
Frequency not reported: Wheezing[Ref]

Psychiatric

Common (1% to 10%): Depression[Ref]

Hematologic

Uncommon (0.1% to 1%): Decreased platelet counts, thrombocytopenia
Frequency not reported: Anemia, disseminated intravascular coagulation[Ref]

Hypersensitivity

Uncommon (0.1% to 1%): Allergic reaction[Ref]

Local

Rare (0.01% to 0.1%): Injection site reaction, infusion site phlebitis, infusion site reaction, infusion site thrombophlebitis[Ref]

Other

Frequency not reported: Phenytoin toxicity[Ref]

Metabolic

Uncommon (0.1% to 1%): Elevated lactate dehydrogenase levels, fluid retention, non-fasting elevated serum glucose levels
Frequency not reported: Hyponatremia[Ref]

References

1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

2. Cerner Multum, Inc. "Australian Product Information." O 0

3. "Product Information. Nimotop (nimodipine)." Bayer, West Haven, CT.

Further 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.

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