Over-the-counter (OTC) pain relief drugs are often used to treat cold and flu symptoms, headaches, muscle aches, menstrual cramps and back pain. OTC medications can be bought without a prescription...

Food medication interactions occur when the food you eat interferes with the way your medication is supposed to work. Some interactions can have a harmful effect by changing how the medicines work or...

When you first start taking a medication, you may have some questions about it, such as how long it will take to work and how often you should take it. Below is a list of essential questions to ask...

Caffeine is a dietary supplement available in powder and liquid forms. While the amount of caffeine in a supplement can be hard to determine, supplements can have much higher concentrated levels of...