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. How long for plaquenil drug eruption to go away Hydroxychloroquine cost cvs Plaquenil toxicity isn’t even in the top 10, or the top 100” if you’re looking at incidence, he said. “It’s a pretty rare thing.” Nevertheless, he urged doctors to master the Academy’s new guidelines, because the effects from chloroquine and hydroxychloroquine, when they do occur, are severe and often irreversible. Severe psychiatric side effects due to mefloquine intoxication are well documented, including anxiety, panic attacks, paranoia, persecutory delusions, dissociative psychosis, and anterograde amnesia. Exposure to the drug has been associated with acts of violence and suicide. Serious side effects include problems with vision, muscle damage, seizures, and low blood cell levels. It appears to be safe for use during pregnancy. Chloroquine is a member of the drug class 4-aminoquinoline. It works against the asexual form of malaria inside the red blood cell. Chloroquine was discovered in 1934 by Hans Andersag. 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. Incidence of adverse affects from chloroquine Side Effects of Chloroquine and Primaquine and Symptom., Psychiatric Side Effects of Mefloquine Applications to. Levaquin and hydroxychloroquinePlaquenil drug studyPlaquenil reviewsPlaquenil somnolence Oct 26, 2012 While a range of serious CNS effects have been documented during chloroquine therapy, the incidence is unclear extrapyramidal symptoms occur with an incidence of 1 in 5000. Amodiaquine has a higher incidence of mild CNS effects than chloroquine. Mefloquine therapy causes dose-related transient dizziness. CNS Adverse Events Associated With Antimalarial Agents.. Chloroquine - Wikipedia. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. 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. Chloroquine belongs to a group of medicines known as antimalarials. It works by preventing or treating malaria, a red blood cell infection transmitted by the bite of a mosquito. However, this medicine is not used to treat severe or complicated malaria and to prevent malaria in areas or regions where chloroquine is known not to work resistance. Because of the potential for serious adverse reactions in nursing infants from chloroquine, a decision should be made whether to discontinue nursing or to discontinue drug, taking into account potential clinical benefit of drug to mother. Pregnancy Categories. A Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.