A very comprehensive look at drug allergies and the difference between an allergic reaction and other types of reactions. Graphics and photos help to identify rashes from certain drug allergies. This article is basic and written in a style that most everyone will be able to understand. I think it's a good addition to our top 3 for this topic!

An excellent article about drug allergies. It delves into what a drug allergy is, what a reaction would be, how to prevent it and if there is any possible treatment. The pictures at the top of the page are very helpful. There are also numerous links that offer other explanations. This is a very educational page.