Overview Docosanol is a medication commonly used to treat cold sores caused by the herpes simplex virus (HSV). It is an antiviral agent that helps to reduce the severity and duration of outbreaks. Available over-the-counter, docosanol is primarily used in topical form as a cream. It works by inhibiting the ability of the virus to enter healthy cells, thus preventing the spread of infection. In this article, we will explore docosanol in detail, including its uses, benefits, side effects, dosage guidelines, and alternative treatments. What is Docosanol? Docosanol is a long-chain saturated alcohol with the chemical formula C22H46O. It is…