Description and Brand Names

Drug information provided by: IBM Micromedex

US Brand Name

  1. Plaquenil

Descriptions


Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines (eg, chloroquine) may not work. Hydroxychloroquine may also be used to treat coronavirus (COVID-19) in certain hospitalized patients.

Using this medicine alone or with other medicines (eg, azithromycin) may increase your risk of heart rhythm problems (eg, QT prolongation, ventricular fibrillation, ventricular tachycardia). Hydroxychloroquine should only be used for COVID-19 in a hospital or during clinical trials. Do not take any medicine that contains hydroxychloroquine unless prescribed by your doctor.

Hydroxychloroquine belongs to a group of medicines known as antimalarials. It works by preventing or treating malaria, a red blood cell infection transmitted by the bite of a mosquito. However, this medicine is not used to treat severe or complicated malaria.

Hydroxychloroquine is used to treat discoid lupus erythematosus (DLE) or systemic lupus erythematosus (SLE or lupus). It is also used to treat acute and chronic rheumatoid arthritis.

This medicine is available only with your doctor's prescription.

This product is available in the following dosage forms:

  • Tablet

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