Medication Guide App

Albendazole Side Effects

Some side effects of albendazole may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

For the Consumer

Applies to albendazole: oral tablet

Along with its needed effects, albendazole 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 as soon as possible if any of the following side effects occur while taking albendazole:

Rare
  • Fever
  • skin rash or itching
  • sore throat
  • unusual tiredness and weakness

Some side effects of albendazole 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 pain
  • diarrhea
  • dizziness
  • headache
  • nausea
  • vomiting
Rare
  • Thinning or loss of hair

For Healthcare Professionals

Applies to albendazole: compounding powder, oral tablet

General

The side effects of albendazole differ between hydatid disease and neurocysticercosis. The symptoms were generally mild and resolved without treatment. Treatment was discontinued primarily due to leukopenia (0.7%) or hepatic abnormalities (3.8% in hydatid disease).

Dermatologic

Dermatologic side effects have included reversible alopecia (1.6% in hydatid disease; less than 1% in neurocysticercosis). Erythema multiforme and Stevens-Johnson syndrome have been reported during postmarketing experience.

Hypersensitivity

Hypersensitivity side effects have included hypersensitivity reactions (including rash and urticaria) in less than 1% of patients.

Renal

Renal side effects have included acute renal failure during postmarketing experience.

Hepatic

Hepatic side effects have included abnormal liver function tests (15.6% in hydatid disease; less than 1% in neurocysticercosis) and hepatotoxicity (greater than or equal to 1%). Hepatic abnormalities, acute liver failure, elevations of hepatic enzymes, and hepatitis have been reported during postmarketing experience.

Hematologic

Hematologic side effects have rarely included granulocytopenia, agranulocytosis, pancytopenia, and thrombocytopenia. Leukopenia has been reported in less than 1% of patients. Aplastic anemia, bone marrow suppression, and neutropenia have been reported during postmarketing experience.

Gastrointestinal

Gastrointestinal side effects have included abdominal pain (6% in hydatid disease), nausea/vomiting (3.7% in hydatid disease; 6.2% in neurocysticercosis).

Nervous system

Nervous system side effects have included headache (1.3% in hydatid disease; 11% in neurocysticercosis), dizziness/vertigo (1.2% in hydatid disease; less than 1% in neurocysticercosis), raised intracranial pressure (1.5% in neurocysticercosis), meningeal signs (1% in neurocysticercosis).

Other

Other side effects have included fever (1% in hydatid disease).

Ocular

Ocular side effects have included retinal damage.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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