Calcium Gluconate Side Effects

Medically reviewed by Drugs.com. Last updated on Mar 1, 2024.

Applies to calcium gluconate: oral capsule, oral tablet.

Other dosage forms:

• intravenous solution

Serious side effects of calcium gluconate

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

• Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
• Signs of high calcium levels like weakness, confusion, feeling tired, headache, upset stomach and throwing up, constipation, or bone pain.

Other side effects of calcium gluconate

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

• Constipation.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.

For healthcare professionals

Applies to calcium gluconate: compounding powder, injectable solution, intravenous solution, oral tablet.

Cardiovascular

• Frequency not reported: Arrhythmias with concomitant cardiac glycoside use, hypotension, bradycardia, cardiac arrhythmias
• Postmarketing reports: Vasodilation, cardiac arrest^[Ref]

Local

• Frequency not reported: Tissue necrosis, calcinosis
• Postmarketing reports: Local soft tissue inflammation, calcification due to extravasation^[Ref]

Other

• Frequency not reported: End-organ damage (due to ceftriaxone-calcium precipitates), aluminum toxicity^[Ref]

Nervous system

• Postmarketing reports: Syncope^[Ref]

Further information

Calcium gluconate side effects can vary depending on the individual. 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.

Medical Disclaimer