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Magnesium Carbonate Side Effects

The most commonly reported side effects of magnesium carbonate include off label use, pain, and nausea, based on 1,927 FDA adverse event reports from 2004 to 2025. 14.2% of reports found the drug to be ineffective.

Magnesium Carbonate side effects

Percentages show how often each reaction appears relative to total reports for magnesium carbonate.

1
Off Label Use19.4%373
2
Pain14.3%276
3
Nausea14.2%274
4
Drug Ineffective14.2%274
5
Headache12.2%236
6
Pyrexia10.1%195
7
Fatigue9.9%190
8
Abdominal Pain9.8%189
9
Vomiting9.6%185
10
Constipation9.4%182
11
Anaemia9.4%182
12
Malaise9.1%175
13
Weight Decreased8.7%167
14
Diarrhoea8.1%156
15
Condition Aggravated8.0%154

These are voluntary reports and do not establish that magnesium carbonate caused these reactions.

Report severity

81.5%Serious1,570 reports
46.5%Hospitalizations896 reports
15.3%Fatal295 reports

Seriousness is determined by the reporter, not by OpenClaim.

Magnesium Carbonate drug interactions

Other drugs that appear in adverse event reports alongside magnesium carbonate. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Pantoprazole-sodium16.7%321
2
Acetaminophen15.2%293
3
Hydromorphone-hydrochloride14.5%279
4
Fluticasone13.2%255
5
Betamethasone13.1%253
6
Hydrocortisone13.1%252
7
Lansoprazole12.4%238
8
Ergocalciferol11.9%229
9
Potassium-chloride11.0%212
10
Metronidazole10.5%202
11
Bisacodyl10.1%194
12
Calcium-carbonate10.0%193
13
Omeprazole10.0%192
14
Adalimumab9.8%188
15
Prednisone9.8%188

Taken alongside

1
Ergocalciferol25.5%492
2
Acetaminophen25.5%492
3
Aspirin16.5%318
4
Calcium14.3%275
5
Levothyroxine-sodium13.6%262
6
Amlodipine11.4%219
7
Furosemide11.3%217
8
Omeprazole11.1%213
9
Atorvastatin-calcium10.7%207
10
Pantoprazole-sodium10.6%205
11
Calcium-carbonate10.5%202
12
Ascorbic-acid10.3%199
13
Folic-acid9.9%191
14
Ondansetron9.8%188
15
Prednisone9.4%182

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports magnesium carbonate side effects

56.6% of magnesium carbonate adverse event reports involve female patients and 31.3% involve male patients. The largest age group is elderly at 50%. These figures reflect who reports side effects, not underlying risk.

Sex

Female56.6%
Male31.3%
Unknown12.1%

Age group

< 20.5%
2–111.5%
12–171.0%
18–6446.9%
65+50.0%

What is magnesium carbonate used for

Conditions and purposes for which patients were taking magnesium carbonate when the adverse event was reported.

Abdominal DiscomfortAbdominal DistensionAnalgesic TherapyAngina PectorisAntacid TherapyAnticoagulant TherapyAssisted FertilisationAbdominal DiscomfortAbdominal Pain UpperAcute Kidney InjuryAntacid TherapyAnxietyBack PainBlood MagnesiumBlood Magnesium Decreased

Showing 15 of 99 indications

Magnesium Carbonate brand names and reporting trend

Magnesium Carbonate is sold under the brand name Renacidin.

Brand names

Renacidin2,019

Quarterly reports (20042025)

20052010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking magnesium carbonate with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.