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. Alternatives to plaquenil for lupus Plaquenil alcohol consumption Buy chloroquine and proguanil Find patient medical information for Diphenhydramine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. As PLAQUENIL may enhance the effects of a hypoglycemic treatment, a decrease in doses of insulin or antidiabetic drugs may be required. Drugs That Prolong QT Interval And Other Arrhythmogenic Drugs. PLAQUENIL prolongs the QT interval and should not be administered with other drugs that have the potential to induce cardiac arrhythmias. Diphenhydramine can interact with a variety of medications over 700 medications that may result in decreasing or increasing the pharmacological effects of the drug. These drugs can lead to either major or moderate drug interactions and require dosage adjustment. 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. Diphenhydramine interaction with plaquenil , Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Lupus traitement plaquenilChloroquine phosphate for aquariumPlaquenil side effect skin Diphenhydramine; Hydrocodone; Phenylephrine Moderate Concomitant use of hydrocodone with hydroxychloroquine may increase hydrocodone plasma concentrations and prolong opioid adverse reactions, including hypotension, respiratory depression, profound sedation, coma, and death. It is recommended to avoid this combination when hydrocodone is being used for cough. Plaquenil hydroxychloroquine sulfate dose, indications, adverse.. Diphenhydramine Drugs Details. Plaquenil Oral Interactions with Other Medication. Summary Drug interactions are reported among people who take Plaquenil and Benadryl together. This study is created by eHealthMe based on reports of 680 people who take Plaquenil and Benadryl from Food and Drug Administration FDA, and is updated regularly. eHealthMe has been monitoring drugs and supplements since 2008. There is no known interaction between Benadryl and Plaquenil in our records. Are you or someone you care for Plaquenil oral celexa and sinus infections Interactions with Other Medication - WebMDWebMD provides information about common drug or vitamin interactions for Plaquenil oral. Plaquenil, widely used to treat lupus, rheumatoid arthritis and other inflammatory and dermatologic conditions, is very effective, and “the risk of toxicity in the first five years for someone without special risk factors is very low,” Dr. Marmor said. However, risk increases with duration of use.