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. Side effects of malaria pills chloroquine Can you donate blood if you are on plaquenil Plaquenil for depression Plaquenil and prednisone side effects 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. You may report side effects to FDA at 1-800. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Heart Electrical Signals. Abnormal Liver Function Tests. Abnormally Low Blood Pressure. Acquired Decrease Of All Cells In The Blood. Atrioventricular Heart Block. Blind Spot In The Eye. Find information about common, infrequent and rare side effects of Chloroquine Injection. 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. Side effectsof chloroquine Chloroquine - FDA prescribing information, side effects and uses, Common and Rare Side Effects for Chloroquine Injection Plaquenil eye exam report Jul 30, 2019 Some side effects of chloroquine 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. Chloroquine Side Effects Common, Severe, Long Term -. Common and Rare Side Effects for Chloroquine. Chloroquine - Wikipedia. What Are Side Effects of Plaquenil? Common side effects of Plaquenil include. nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation, headache, ringing in your ears, mood changes, nervousness, irritability, skin rash, itching, or; hair loss. Tell your doctor if you experience serious side effects of Plaquenil including. muscle weakness, twitching, However, chloroquine can cause side effects or intensify symptoms already present, such as abdominal discomfort, nausea, vomiting, and diarrhea. These side effects can also occur during the use of primaquine 16 being suitable to ingest the medication with food to avoid such side effects 18. Find patient medical information for Chloroquine Phosphate Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.