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. How long should i stop plaquenil before surgery Clinical pharmacokinetics and metabolism of chloroquine Are there any drug plans that pay for plaquenil Hydroxychloroquine sulfate and alcohol Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. Weight loss. Upset stomach or throwing up. Stomach pain or diarrhea. Feeling tired or weak. Change in color of skin. Change in color of hair. Hair loss. These are not all of the side effects that may occur. What are some other side effects of Hydroxychloroquine? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Hydroxychloroquine is widely used in the treatment of post-Lyme arthritis. It may have both an anti-spirochaete activity and an anti-inflammatory activity, similar to the treatment of rheumatoid arthritis. Adverse effects. The most common adverse effects are a mild nausea and occasional stomach cramps with mild diarrhea. The most serious adverse effects affect the eye. It is also used to treat acute and chronic rheumatoid arthritis. Hydroxychloroquine is used to treat discoid lupus erythematosus (DLE) or systemic lupus erythematosus (SLE or lupus). Mylan hydroxychloroquine side effects HYDROXYCHLOROQUINE - ORAL Plaquenil side effects., Hydroxychloroquine Indications, Side Effects, Warnings. Act with chloroquine tafenoquinePlaquenil side effects constipation Our Dyazide hydrochlorothiazide and triamterene Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. Side Effects of Dyazide Hydrochlorothiazide and Triamterene, Warnings.. Hydroxychloroquine - Wikipedia. Hydroxychloroquine Side Effects -. What side effects are possible with this medication? diarrhea. dizziness. hair loss. headache. increased skin sensitivity to sunlight. loss of appetite. nausea. skin rash. stomach cramps or pain. vomiting. The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. Other side effects may include Mylan birth control weight gain. It is not uncommon to experience fluctuations in your appetite and weight when taking oral contraceptive. If you do experience Mylan birth control weight gain and are concerned about it, speak to your doctor about an alternative method of birth control.