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 hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Is chloroquine and quinine the same Drug interaction zantac and chloroquine Hydroxychloroquine mechanism rheumatoid arthritis PrPLAQUENIL® Hydroxychloroquine Sulfate Tablets USP 200 mg ACTIONS AND CLINICAL PHARMACOLOGY PLAQUENIL hydroxychloroquine sulfate tablets belongs to the 4-aminoquinoline class. PLAQUENIL has been beneficial for patients with rheumatoid arthritis and lupus erythematosus, especially chronic discoid lupus. Sep 13, 2019 Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine may cause some unwanted effects. 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 hydroxychloroquine Feb 19, 2020 Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. 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. Retinal hypopigmentation discrete plaquenil Hydroxychloroquine Plaquenil Toxicity and Recommendations., Hydroxychloroquine Side Effects Common, Severe, Long Term. Hydroxychloroquine muscle toxicityAverage weight loss on plaquenilHydroxychloroquine and tinnitusHydroxychloroquine 200 mg tablet cost PLAQUENIL® hydroxychloroquine sulfate is a white or practically white, crystalline powder, freely soluble in water; practically insoluble in alcohol, chloroform, and in ether. The chemical name for hydroxychloroquine sulfate is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL® HYDROXYCHLOROQUINE SULFATE TABLETS, USP. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. The Risk of Retinal Toxicity with Plaquenil. May 23, 2016 The typical dose for hydroxychloroquine is 200-400mg per day and is based on a person’s body weight or if you are overweight, your ideal body weight. While hydroxychloroquine is considered a relatively safe medication, like all medications there are potential risks. These include body rashes that often will itch. Many systemic medications may cause retinal toxicity. One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine Plaquenil, a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Pigmentary lesions of a nonchoroidal origin represent reactive changes occurring in the retinal pigment epithelium RPE. Both hyperplastic and hypertrophic changes may result in any combination of increased pigmentation, increased number or increased size of the RPE cells. Toxoplasmosis causes these changes on either a congenital or acquired.