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. Difference between plaquenil and hydroxychloroquine Uronema chloroquine phosphate Plaquenil interaction with alcohol Does Plaquenil Interact with other Medications? Severe Interactions. These medications are not usually taken together. Consult your healthcare professional e.g. doctor or pharmacist for more in. What is Plaquenil? Plaquenil has active ingredients of hydroxychloroquine sulfate. It is often used in systemic lupus erythematosus. Check the latest outcomes from 53,829 Plaquenil users, or browse all drugs. What is Tylenol? Tylenol has active ingredients of acetaminophen. It is often used in pain. Nyquil has active ingredients of acetaminophen / dextromethorphan / doxylamine / pseudoephedrine. It is often used in common cold. Check the latest outcomes from 1,008 Nyquil users, or browse all drugs. What is Plaquenil? Plaquenil has active ingredients of hydroxychloroquine sulfate. It is often used in systemic lupus erythematosus. 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. Tylenol and plaquenil Plaquenil and cold medicines DailyStrength, Plaquenil and Tylenol drug interactions - eHealthMe Buy hydroxychloroquineWill plaquenil help with memory Plaquenil, tylenol, high blood pressure, pain, back pain, sciatica, benazepril, tramadol, diabetic nephropathy, blood disorders, blood pressure. Responses 1 Yes, you are safe to take these medications as prescribed. If you feel uncertain you can always ask your pharmacist, they will be happy to help. Can I take plaquenil with benazepril and tramadol/tylenol?. Nyquil and Plaquenil drug interactions - eHealthMe. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Drug interactions are reported among people who take Plaquenil and Acetaminophen together. This study is created by eHealthMe based on reports of 286 people who take Plaquenil and Acetaminophen from Food and Drug Administration FDA, and is updated regularly. eHealthMe has been monitoring drugs and supplements since 2008. Acetaminophen; Codeine Moderate Concomitant use of codeine with hydroxychloroquine may increase codeine plasma concentrations, but decrease the plasma concentration of the active metabolite, morphine, resulting in reduced efficacy or symptoms of opioid withdrawal. It is recommended to avoid this combination when codeine is being used for cough. How to use Plaquenil. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage is also based on weight.