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Hydroxychloroquine, Oral Tablet

Highlights for hydroxychloroquine

Hydroxychloroquine, Oral Tablet

What is hydroxychloroquine? Hydroxychloroquine is a prescription drug. It comes as an oral tablet. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version. Generic drugs usually cost less than the brand-name version. In some cases, they may not be available in every strength or form as the brand-name drug. Hydroxychloroquine may be used as part of a combination therapy. That means you may need to take it with other drugs. Why it’s used Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It’s also used to prevent and treat malaria.

Hydroxychloroquine, Oral Tablet

How it works Hydroxychloroquine is an antimalarial drug. It treats malaria by killing the parasites that cause the disease. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. However, it’s believed that this drug affects how your immune system works, which may be a benefit in lupus erythematosus and rheumatoid arthritis.

Hydroxychloroquine side effects Hydroxychloroquine oral tablet doesn’t cause drowsiness, but it can cause other side effects. More common side effects The more common side effects that can occur with hydroxychloroquine include:

  • headache

  • dizziness

  • diarrhea

  • stomach cramps

  • vomiting

Mild side effects may go away within a few days or a couple of weeks. Talk to your doctor or pharmacist if they’re more severe or don’t go away. Serious side effects Call your doctor right away if you have serious side effects. Call 911 if your symptoms feel life threatening or if you think you’re having a medical emergency. Serious side effects and their symptoms can include the following:

  • blurred vision or other vision changes, which may be permanent in some cases

  • heart disease, including heart failure and issues with your heart rhythm; some cases have been fatal

  • ringing in your ears or hearing loss

  • angioedema (rapid swelling of your skin)

  • hives

  • mild or severe bronchospasm

  • sore throat

  • severe hypoglycemia

  • unusual bleeding or bruising

  • blue-black skin color

  • muscle weakness

  • hair loss or changes in hair color

  • abnormal mood changes

  • mental health effects, including suicidal thoughts


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