Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Chloroquine phosphate puffer fish Are you more likely to get sick while take hydroxychloroquine Hydroxychloroquine is a relatively safe medication but it is recommended to have regular monitoring by an ophthalmologist eye doctor while taking this drug. Before you begin taking Plaquenil, tell you doctor your complete medical history including any eye problems that may have come from other aminoquinolines other antimalarial drugs such. If you are in group B, you start taking hydroxychloroquine tablets between 14 and 20 days after your surgery. You must start taking the tablets at least 7 days before your radiotherapy. You take the tablets twice each day. As long as you don’t have bad side effects, you can carry on taking them for as long as they are helping you. Take Plaquenil for the full prescribed length of time for malaria. Your symptoms may improve before the infection is completely cleared. When treating lupus or arthritis, tell your doctor if your symptoms do not improve after 6 months of treatment. Before taking this medicine. You should not use Plaquenil if you are allergic to hydroxychloroquine. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Are you more like to get sick while take hydroxychloroquine Am I more susceptible to get sick from others while taking., A trial of hydroxychloroquine HCQ with radiotherapy for high grade. Hydroxychloroquine dosing for sjogrensAmerican academy of ophthalmology hydroxychloroquine screeningPepto bismol and plaquenilCan chloroquine abort pregnancyGranulomatous nodules treated with plaquenil Do not take hydroxychloroquine sulfate if X You are allergic hypersensitive to - hydroxychloroquine - You may get eye problems while taking this medicine. other similar medicines such as quinolones and quinine - any of the other ingredients of hydroxychloroquine sulfate listed in section 6 PAG 1 PAG 2 - Medicines. Plaquenil Uses, Dosage & Side Effects -. Hydroxychloroquine MedlinePlus Drug Information. You have gemcitabine as a drip. You have it once a week for 2 weeks. You then have 1 week of not having chemotherapy. Hydroxychloroquine is a tablet. You have it twice a day, You start taking it on the 1st day of treatment. You can continue having hydroxychloroquine for 2½ years as long as it is helping you and the side effects aren’t too bad. Very rarely, if you take hydroxychloroquine for a long period of time, it can affect your eyesight. So, people taking it in this trial have regular eye tests. We have more information about the possible side effects of imatinib but there may be some side effects caused by having both drugs at the same time that doctors don’t know about yet. In the United States, hydroxychloroquine is most often used for its anti-inflammatory effects in rheumatology and dermatology. Its toxic effects on the retina are seen in the macula. While early toxicity may be asymtomatic, patients with more advanced stage of toxicity may complain of color vision changes or paracentral scotomas.