This medicine is also sometimes given off-label to help the following conditions: Also, let your doctor know if you drink large amounts of alcohol before starting on this medicine. Your doctor will probably want to order frequent tests to check your body's response to chloroquine. What will happen if you stop taking plaquenil Hydroxychloroquine for dermatomyositis Find patient medical information for Chloroquine Phosphate Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Education and information regarding choosing a drug to prevent malaria, including a list of all available drugs and reasons for taking or not taking a certain drug. Very well tolerated medicine – side effects uncommon;. Chloroquine Adults 300 mg base 500 mg salt, once/week. Children 5 mg/kg base 8.3 mg/kg salt maximum is adult. Chloroquine is a relatively well-tolerated. medicine. The most common adverse reactions reported are stomach pain, nausea, vomiting, and headache. These side effects can often be lessened by taking chloroquine with food. Chloroquine may also cause itching in some people. All medicines may have some side effects. Let your healthcare provider know if your symptoms either don't improve or worsen while taking this medicine. Keep all appointments with your doctor and laboratory. Chloroquine side effects Chloroquine - FDA prescribing information, side effects., CDC - Malaria - Travelers - Choosing a Drug to Prevent Malaria Will plaquenil make my borderline personality disorder worsePlaquenil and coq10Chloroquine dosage Our Aralen chloroquine phosphate 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 Aralen Chloroquine, Warnings, Uses. Medicines for the Prevention of Malaria While Traveling.. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. What are some other side effects of Chloroquine? 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 Belly pain. Stomach cramps. Not hungry. Serious Side Effects of Plaquenil If you are taking Plaquenil long-term, such as for an autoimmune condition, your doctor should regularly check you for potential serious side effects.