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Atacand Side Effects

Generic name: candesartan

Medically reviewed by Last updated on Apr 12, 2023.

Note: This document contains side effect information about candesartan. Some dosage forms listed on this page may not apply to the brand name Atacand.

Applies to candesartan: oral tablet.


Oral route (Tablet)

Drugs that act directly on the renin-angiotensin system can cause injury or death to the developing fetus. Stop therapy as soon as possible when pregnancy is detected.

Serious side effects of Atacand

Along with its needed effects, candesartan (the active ingredient contained in Atacand) 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 candesartan:


Incidence not known

Other side effects of Atacand

Some side effects of candesartan 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

For Healthcare Professionals

Applies to candesartan: oral tablet.


The most common side effects were upper respiratory tract infection, dizziness, back pain, pharyngitis, and rhinitis.[Ref]


Common (1% to 10%): Upper respiratory tract infection, pharyngitis, rhinitis, nasopharyngitis

Very rare (less than 0.01%): Cough[Ref]


Common (1% to 10%): Renal impairment, creatinine increased, urea increased[Ref]

Nervous system

Common (1% to 10%): Dizziness, headache

Very rare (less than 0.01%): Somnolence[Ref]


Common (1% to 10%): Hypotension, sinus arrhythmia

Very rare (less than 0.01%): Palpitations[Ref]


Common (1% to 10%): ALT increased

Uncommon (0.1% to 1%): Abnormal liver function, AST increased

Very rare (less than 0.01%): Hepatitis[Ref]


Common (1% to 10%): Hyperkalemia

Uncommon (0.1% to 1%): Hyponatremia[Ref]


Common (1% to 10%): Back pain

Very rare (less than 0.01%): Arthralgia, myalgia

Frequency not reported: Rhabdomyolysis[Ref]


Common (1% to 10%): Rash

Very rare (less than 0.01%): Pruritus, urticaria[Ref]


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


Very rare (less than 0.01%): Agitation, anxiety, depression, insomnia, nervousness, nightmare, sleep disorder[Ref]


Very rare (less than 0.01%): Neutropenia, leukopenia, agranulocytosis[Ref]


Very rare (less than 0.01%): Nausea

Frequency not reported: Oropharyngeal pain[Ref]


Very rare (less than 0.01%): Angioedema[Ref]


1. Product Information. Atacand (candesartan). Astra-Zeneca Pharmaceuticals. 2001;PROD.

2. Cerner Multum, Inc. UK Summary of Product Characteristics.

3. Cerner Multum, Inc. Australian Product Information.

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.