It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Plaquenil and ativan Hydroxychloroquine-mediated retinopathy The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs. One PLAQUENIL tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take PLAQUENIL with a meal or a glass of milk. Malaria Prophylaxis. Adults. 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area. Systemic lupus erythematosus is treated with 400 mg once or twice daily for several weeks then 200-400 mg daily. Hydroxychloroquine should be taken with food or milk in order to reduce stomach upset. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Plaquenil 400 mg daily Hydroxychloroquine Uses, Dosage & Side Effects -, Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Symptoms of eye damage from plaquenilPlaquenil perioperative Lupus The usual starting dose for adults is 400 mg once or twice daily. This dose may be continued for several weeks or months depending on the benefits that occur. For long-term use, the dose of hydroxychloroquine is usually reduced to 200 mg to 400 mg daily. Plaquenil - Uses, Side Effects, Interactions -. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Hydroxychloroquine - LiverTox - NCBI Bookshelf. I was on 400 mg of plaquenil 2 years ago when i was first diagnosed as well as prednisone. When she took me off the plaquenil, I definately could feel a difference, a lot of pain returned. I am on it again now for about a year and I have no side effects from it. I do have to have my eyes checked once a year though. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Hydroxychloroquine comes in an oral tablet. Adult dosing ranges from 200 mg or 400 mg per day 6.5mg/kg. In some cases, higher doses can be used. It is recommended one tablet twice daily if taking more than one tablet. It is recommended to be taken with food.