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 chloroquine: Incidence not known Some side effects of chloroquine may occur that usually do not need medical attention. Plaquenil toxicty Chloroquine and proguanil reviews How long does it take for plaquenil to start working Hydroxychloroquine is used to treat the symptoms of rheumatoid arthritis and systemic lupus erythematosus and to prevent and treat malaria. Includes hydroxychloroquine side effects, interactions and indications. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine -sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. Tablets containing 500 mg chloroquine phosphate USP, equivalent to 300 mg of chloroquine base, bottles of 25 NDC 0024-0084-01. White, film-coated convex, discoid tablet, ½ inch in diameter with an uncoated core, printed in black ink with a stylized “W” on one side and an “A77” on the other side. 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. Chloroquine pills Chloroquine Side Effects -, Hydroxychloroquine - Wikipedia Does plaquenil help psoriatic arthritisDoes plaquenil help with inflammationPlaquenil and sarafem interactionsDayquil drug interactions hydroxychloroquine In most cases, 250 mg tablets have an equivalence of 150 mg chloroquine base, and 500 mg tablets have an equivalence of 300 mg chloroquine base. Chloroquine phosphate REEF2REEF Saltwater and Reef.. Aralen Chloroquine Uses, Dosage, Side Effects.. Chloroquine Alternatives & Similar Drugs -. Aralen chloroquine is an antimalarial drug used for the treatment of malaria and extraintestinal amebiasis. Common side effects are reduced hearing, tinnitus, nausea, vomiting, and diarrhea. Dosage, drug interactions, and pregnancy and breastfeeding safety are provided. Chloroquine phosphate tablets, Chloroquine phosphate, USP, is a 4-aminoquinoline compound for oral administration. It is a white, odorless, bitter tasting, crystalline substance, freely soluble inwater. Chloroquine phosphate tablets are an antimalarial and amebicidal drug. Chloroquine phosphate is in a class of drugs called antimalarials and amebicides. It is used to prevent and treat malaria. It is also used to treat amebiasis. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.