V
While there are many different medicines that start with the letter V, some of the most commonly prescribed medications include Valium, Vicodin, and Viagra. Valium is a tranquilizer that is used to treat anxiety and muscle spasms. Vicodin is a narcotic pain reliever that is often prescribed for moderate to severe pain. Viagra is a medication used to treat erectile dysfunction. While these are three of the most commonly prescribed medications that start with the letter V, there are many others that are used to treat a variety of conditions. Therefore, it is important to speak with a doctor or pharmacist to determine which medication is right for you.