Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Dayquil drug interactions hydroxychloroquine Plaquenil cost at walmart This medication is associated with following side effects loss of balance or coordination. muscle weakness, twitching, or uncontrolled movement. pale skin, easy bruising or bleeding. blurred vision, light sensitivity, seeing halos around light. seizure convulsions confusion, unusual thoughts or behavior. Plaquenil Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Oct 22, 2019 What are some other side effects of Plaquenil? 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. Not hungry. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Complete list of side effects of plaquenil Plaquenil Hydroxychloroquine Side effects, Images, Uses., PLAQUENIL Side Effects & Interactions RxSaver by RetailMeNot Incidence of adverse affects from chloroquine98 hydroxychloroquine Hydroxychloroquine is the generic form of Plaquenil but the side effects are the same. My thigh muscles are so sore I can hardly walk, sit or stand. Stairs are a TRUE challenge. I have to struggle up and down taking only one step at a time using only one leg at a time. Hydroxychloroquine - thigh muscle weakness?. Plaquenil Indications, Side Effects, Warnings -. Common Plaquenil side effects a study from FDA data - eHealthMe. Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache. Loss of appetite. Dizziness. Nausea. Diarrhea, vomiting, or stomach pain. Skin rash. Malaria caused by the Protozoa Plasmodium Falciparum Preventive Treatment of Vivax Malaria malaria prevention systemic lupus erythematosus Preventive Treatment of Quartan Malaria Preventive Treatment of Ovale Malaria Malaria caused by the Protozoa Plasmodium Vivax disease that causes disc-shaped patches on upper body Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember.