Easy-to-read medicine information about hydroxychloroquine – what is it, how to take hydroxychloroquine safely and possible side effects.
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What is hydroxychloroquine?
- Hydroxychloroquine is used to treat rheumatoid arthritis and lupus.
- In rheumatoid arthritis, it helps to reduce pain, stiffness and swelling of the joints and in this way reduces damage to the joints, and in lupus, hydroxychloroquine reduces skin problems. It does not cure these conditions.
- Hydroxychloroquine is also used to treat or prevent malaria.
- Hydroxychloroquine is available as tablets.
- The usual dose of hydroxychloroquine for rheumatoid arthritis or lupus is 400 to 600 milligrams daily, although your dose may differ from this.
- Once you have been taking hydroxychloroquine for a while and your condition has improved, your doctor may instruct you to lower your dose.
- The dose of hydroxychloroquine for malaria is different.
- Always take your hydroxychloroquine exactly as your doctor has told you. The pharmacy label on your medicine will tell you how much hydroxychloroquine to take, how often to take it, and any special instructions.
How to take hydroxychloroquine
- Take hydroxychloroquine at the same times each day, with a full glass of water, or a glass of milk (to help decrease nausea or feeling sick).
- You can take hydroxychloroquine with or after food.
- Limit drinking alcohol while you are taking hydroxychloroquine.
- While your are taking hydroxychloroquine it is important to wear sunglasses in bright light to protect your eyes from damage. When you can’t avoid sunlight, be sure to use sunscreen, put on a long-sleeved shirt, pants, and a hat.
- If you forget to take your dose, take it as soon as you remember that day.
- But, if it is nearly time for your next dose, just take the next dose at the right time. Do not take double the dose.
- Keep taking hydroxychloroquine every day. It may take up to 6 months before you experience the full benefits of hydroxychloroquine.
Possible side effects
Like all medicines hydroxychloroquine can cause unwanted side effects, although not everyone gets them. Often unwanted side effects improve as your body gets used to the new medicine.
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- Hydroxychloroquine interacts with a number of important medications and herbal supplements so check with your doctor or pharmacist.
- Do not take antacids within four hours (before or after) of taking hydroxychloroquine.
The following links provide further information on hydroxychloroquine.
Medsafe Consumer Information Sheets: