Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine use in thailand Interaction between plaquenil and augmentin i Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Brand names for hydroxychloroquine include Plaquenil. Hydroxychloroquine Prices. This hydroxychloroquine price guide is based on using the discount card which is accepted at most U. S. pharmacies. The cost for hydroxychloroquine oral tablet 200 mg is around $40 for a supply of 50, depending on the pharmacy you visit. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg administration. Inactive Ingredients Dibasic calcium phosphate USP, hypromellose USP, magnesium stearate. 155 mg, demonstrated a half-life of about 40 days and a large volume of distribution. 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. Plaquenil 40 mg Plaquenil hydroxychloroquine sulfate dosing, indications., Hydroxychloroquine Prices, Coupons & Patient Assistance. Hydroxychloroquine mechanism of action in rheumatoid arthritisChloroquine and adverse drug events 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. Plaquenil - FDA prescribing information, side effects and uses. PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. A risk factor for Plaquenil hydroxychloroquine retinotoxicity is a daily dose that exceeds 5.0 mg of drug per kg of body weight. The tool on the right simply calculates this threshold based on a ppatient’s real body weight. It’s important to understand that the daily dose is only one risk factor for plaquenil retinotoxicity. The recommended adult dose for rheumatoid arthritis is 400-600 mg daily for 4-12 weeks followed by 200-400 mg daily. 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. Corticosteroids and salicylates may be used in conjunction, and dosages may generally be decreased gradually or eliminated after hydroxychloroquine maintenance is achieved. A clinical study compared hydroxychloroquine 400 mg PO once daily vs. placebo in 101 patients over a period of 24 weeks.