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Candesartan Side Effects

The most commonly reported side effects of candesartan include off label use, fatigue, and dyspnoea, based on 63,155 FDA adverse event reports from 2004 to 2025. 5.8% of reports found the drug to be ineffective.

Candesartan side effects

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

1
Off Label Use7.4%4,664
2
Fatigue7.0%4,416
3
Dyspnoea6.8%4,307
4
Nausea6.6%4,142
5
Dizziness6.0%3,763
6
Diarrhoea5.9%3,753
7
Drug Ineffective5.8%3,674
8
Headache5.8%3,650
9
Pain5.1%3,239
10
Vomiting4.7%2,995
11
Arthralgia4.7%2,957
12
Hypertension4.4%2,764
13
Malaise4.4%2,756
14
Asthenia4.2%2,673
15
Fall4.2%2,642

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

Report severity

92.3%Serious58,313 reports
50.7%Hospitalizations31,991 reports
11.0%Fatal6,951 reports

Seriousness is determined by the reporter, not by OpenClaim.

Candesartan drug interactions

Other drugs that appear in adverse event reports alongside candesartan. 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
Hydrochlorothiazide6.4%4,021
2
Rituximab5.3%3,359
3
Metformin5.2%3,303
4
Adalimumab5.2%3,268
5
Prednisone5.0%3,156
6
Methotrexate4.9%3,116
7
Amlodipine4.4%2,789
8
Etanercept4.0%2,499
9
Diclofenac3.8%2,416
10
Acetaminophen3.8%2,401
11
Secukinumab3.7%2,356
12
Infliximab3.7%2,353
13
Pantoprazole-sodium3.7%2,342
14
Naproxen3.7%2,310
15
Erenumab-aooe3.6%2,283

Taken alongside

1
Aspirin14.3%9,055
2
Amlodipine12.6%7,934
3
Atorvastatin-calcium11.7%7,401
4
Levothyroxine-sodium10.1%6,409
5
Bisoprolol-fumarate9.9%6,227
6
Acetaminophen9.7%6,109
7
Pantoprazole-sodium9.6%6,082
8
Metformin9.3%5,893
9
Hydrochlorothiazide8.6%5,449
10
Furosemide8.5%5,368
11
Omeprazole7.6%4,799
12
Metoprolol6.8%4,296
13
Simvastatin6.7%4,227
14
Rosuvastatin6.4%4,050
15
Allopurinol5.5%3,442

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 candesartan side effects

52.8% of candesartan adverse event reports involve female patients and 39.8% involve male patients. The largest age group is elderly at 62%. These figures reflect who reports side effects, not underlying risk.

Sex

Female52.8%
Male39.8%
Unknown7.4%

Age group

< 20.3%
2–110.1%
12–170.2%
18–6437.5%
65+61.8%

What is candesartan used for

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

Accelerated HypertensionAccidental ExposureAcute Coronary SyndromeAcute Myeloid LeukaemiaAcute Myocardial InfarctionAdjustment DisorderAdverse EventAffect LabilityAlbuminuriaAlport^s SyndromeAneurysmAngina PectorisAngina UnstableAngiotensin Ii IncreasedAntidepressant Therapy

Showing 15 of 491 indications

Candesartan brand names and reporting trend

Candesartan is sold under the brand name Atacand.

Brand names

Atacand54,131

Quarterly reports (20042025)

20052010201520202025

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

Taking candesartan with another medication?

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