Hydroxychloroquine Sulfate 400Mg


Hydroxychloroquine is a quinoline medication that helps treat or prevent malaria, a disease caused by parasites where a mosquito remains the carrier of the disease. Take this medicine with a meal or a glass of milk or as suggested by your doctor.

For preventing malaria, Hydroxychloroquine sulfate 400mg is generally administered once per week on the same day each week. Start this medicine 2 weeks before entering an area where malaria is common. Keep administering this drug during your stay and for a minimum of 4 weeks after you leave the area.

For the treatment of malaria, take this medicine as one high dose followed by smaller doses during the next 2 days in a row.

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Hydroxychloroquine sulfate 400mg helps treat autoimmune health conditions, like systemic lupus erythematosus, and rheumatoid arthritis. It slows down the development of the diseases and gives relief from swelling, pain, and redness.

The medicine should be consumed with a meal. This will help you prevent getting stomach upset. You should consume it regularly, and also at the same time every day to get the maximum benefit from it. Keep consuming it as prescribed by your doctor and finish the dose even if you feel better.

The common side effects of the drug are increased sensitivity to light and blurred vision. The colour of your eyes may get changed. Consult your doctor if any of these side effects persist or get worsened. Your doctor would help you to prevent or reduce these symptoms.

To make sure this drug is safe for use, before consuming this medication, you should let your doctor know if you have any issues with your liver, heart, or kidney. Also, tell your doctor about all the drugs you are currently taking. Your doctor may recommend complete and regular eye tests to check your visibility when you are on this medication. Breastfeeding and pregnant women should consult their doctors before taking this drug.


  • For treating Rheumatoid arthritis
  • For treating Systemic lupus erythematosus (SLE)

Side Effects of Hydroxychloroquine sulfate 400mg

Most side effects do not need any immediate medical attention and vanish as your body adjusts to the drug. Meet your doctor if they continue or if you find anything worrying about them-

How to Use Hydroxychloroquine sulfate 400mg?

Consume this drug in the dose and duration as prescribed by your doctor. Take it as a whole. Do not crush, chew or break it.

How does Hydroxychloroquine sulfate 400mg Work?

Hydroxychloroquine sulfate 400mg is a Disease Modifying Anti-Rheumatoid Drug (DMARD). It helps stop the condition as it suppresses the overactivity of the immune system that leads to inflammation and pain in the joints. This reduces the development of the underlying disease.

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Frequently Asked Question (FAQ) About Hydroxychloroquine 400Mg

Q1. How long does it take to take hydroxychloroquine?

A1. Depending on how well hydroxychloroquine sulfate 400mg treats your illness, you might need to take medication for a long time—up to a lifetime—in order to control your symptoms. However, hydroxychloroquine may only need to be taken twice a week or only in the summer if it is being used to treat a skin issue.

Q2. What happens after taking hydroxychloroquine?

Q2. Long-term relief from pain, edoema, and stiff joints is possible with hydroxychloroquine sulfate 400mg. If you have lupus, it can potentially make the rash worse. But it can take up to 12 weeks before you start to see these advantages. Hydroxychloroquine is typically taken with other drugs like methotrexate.

Q3. Is hydroxychloroquine safe long-term?

A3. Cardiomyopathy, which can result in heart failure, conduction issues (such as QT prolongation and Torsades de Pointes), and unexpected cardiac death, can be brought on by hydroxychloroquine sulfate 400mg. High doses and prolonged use are risk considerations.

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Hydroxychloroquine Sulfate 400Mg
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