Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil drug study Chloroquine phosphate malaria prophylaxis Plaquenil and aleve Vitamin c and plaquenil Chloroquine is usually taken once per week on the same day each week. Continue taking the medicine regularly during your stay and for at least 8 weeks after you leave the area. If you stop using chloroquine early for any reason, talk to your doctor about other forms of malaria prevention. Arrhythmogenic drugs There may be an increased risk of inducing ventricular arrhythmias if Chloroquine is used concomitantly with other arrhythmogenic drugs, such as amiodarone or moxifloxacin. Ampicillin In a study of healthy volunteers, Chloroquine significantly reduced the bioavailability of ampicillin. 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. It is on the World Health Organization's List of Essential Medicines, the safest and most effective medicines needed in a health system. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Chloroquine other drugs in same class Chloroquine Phosphate - WebMD, Chloroquine - FDA prescribing information, side effects and uses Hydroxychloroquine and platelets what does it meanChloroquine sigma solubilityPlaquenil and methotrexate for sjogrens syndromePlaquenil and breast cancer It’s important to note upfront that regardless of what you may have heard, from Trump or any other sources, no drugs or treatments have been proven as effective for either the prevention of. Hydroxychloroquine, chloroquine and other potential COVID-19.. Chloroquine - Wikipedia. Chloroquine Indications, Side Effects, Warnings -. Hydroxychloroquine is in a class of drugs called antimalarials. It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Chloroquine Oral tablet drug summary. Find medication information including related drug classes, side effects, patient statistics and answers to frequently asked questions. Visit for more details.