There are more than 30 antiretroviral medications in six drug classes; these are listed below. Each class of drug attacks HIV at a different stage of the HIV lifecycle. There are six main types ...

Asthma inhalers are hand-held devices that allow you to inhale a dose of medication to treat asthma symptoms. There are many ...

There are two main types of bronchodilators: short-acting and long-acting. A rescue inhaler uses a short-acting bronchodilator. This type works quickly to relieve the symptoms of an asthma attack.

It is for adults who have tried multiple HIV medications and whose HIV has been resistant to other therapies. An example of this class of drugs is maraviroc, or MVC (Selzentry). It stops HIV ...

Allergic asthma is one of the most common subtypes. Many treatments for allergic asthma also work on other types of asthma.