Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Hydroxychloroquine high dose Plaquenil color pill Humira methotrexate plaquenil Sep 15, 2014 Hydroxychloroquine sulfate HCQ, Plaquenil is an analogue of chloroquine CQ, an antimalarial agent, used for the treatment of systemic lupus erythematosus, rheumatoid arthritis and other autoimmune disorders. Its use has been associated with severe retinal toxicity, requiring a discontinuation of therapy. Jun 30, 2015 Plaquenil Overdose Back to Top If you take too much Plaquenil, call your healthcare provider or local Poison Control Center, or seek emergency medical attention right away. Aug 30, 2011 Chloroquine CQ and hydroxychloroquine Plaquenil HCQ have been used for many years, initially for the treatment of malaria but now more commonly for the treatment of inflammatory diseases such as rheumatoid arthritis and lupus 1. It is now considered for new disease applications in diabetes, heart disease and adjunct cancer therapies 2. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Plaquenil overdose Plaquenil Toxicity - Symptoms, Treatment, Risk Factors., Plaquenil - Side Effects, Uses, Dosage, Overdose, Pregnancy. Hydroxychloroquine causing neuropathyVision loss with plaquenil Effects of a Plaquenil overdose may include, but are not limited to Headaches. Drowsiness. Vision changes. Seizures. Cardiac arrest. An irregular heart rhythm arrhythmia. Loss of life. Plaquenil Overdose - Antibiotics Home Page. Hydroxychloroquine Plaquenil Toxicity and Recommendations.. Plaquenil hydroxychloroquine sulfate dose, indications.. Discussion. 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 patient’s real body weight. It’s important to understand that the daily dose is only one risk factor for plaquenil retinotoxicity. Apr 10, 2019 Plaquenil overdose must be treated quickly. You may be told to induce vomiting right away at home, before transport to an emergency room. Ask the poison control center how to induce vomiting in the case of an overdose. Overdose symptoms may include drowsiness, vision changes, slow heart rate, chest pain. Plaquenil toxicity is typically asymptomatic in early stages, but over time can lead to severe vision loss and retinal damage.