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. Chloroquine-primaquine-phosphate. Chloroquine dose in malaria Common, nonocular, side effects of chloroquine and hydroxychloroquine include pruritus, headaches, dizziness, and gastrointestinal upset. Less frequent side effects include discoloration of the oral cavity, nails, skin and hair and rash. To reduce the incidence of chloroquine and hydroxychloroquine toxicity, health care providers HCP's that prescribe these medications and those that screen for ocular toxicity have developed clear dosing and screening protocols that have reduced the risk of end-stage disease; bull's eye maculopathy and central vision loss Level I. Mar 15, 2019 Systemic complaints include the following Nausea, abdominal pain, and vomiting Occasionally, skin conditions, such as rashes, pruritus, and sensitivity to ultraviolet light Rarely, neurologic. 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 overdose symptoms Treatment of hydroxychloroquine overdose - ScienceDirect, Chloroquine And Hydroxychloroquine Toxicity - StatPearls - NCBI Bookshelf Plaquenil dosage based on weight The likelihood and severity of defects may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at. More detailed information about the symptoms, causes, and treatments of Chloroquine -- Teratogenic Agent is available below. Symptoms of Chloroquine -- Teratogenic Agent Chloroquine -- Teratogenic Agent Symptoms, Diagnosis.. Chloroquine and Hydroxychloroquine Toxicity Practice.. Chloroquine Phosphate Bulk Uses, Side Effects.. Nov 25, 2019 Common side effects may include diarrhea, vomiting, stomach cramps; headache; changes in hair or skin color; temporary hair loss ; or. mild muscle weakness. Chloroquine and Hydroxychloroquine Overdose Chloroquine Aralen®is commonly used for the treatment and prevention of malaria. Hydroxychloroquine, a constituent of chloroquine, is sold in the U. S. as Plaquenil® and is also utilized for its anti-malarial activity. Symptoms of a chloroquine overdose may include Drowsiness. Dizziness. Blurred vision. Fainting. Headache. Excessive excitability. Mood changes. Seizures. Irregular heartbeat. Slow, shallow breathing. Loss of consciousness.