Abdominal Pain

Your abdomen extends from below your chest to your groin. Some people call it the stomach, but your abdomen contains many other important organs. Pain in the abdomen can come from any one of...

Accutane

Accutane is a form of vitamin A. It reduces the amount of oil released by oil glands in your skin, and helps your skin renew itself more quickly. Accutane is used to treat severe...

Acetaminophen

Paracetamol, also known as acetaminophen or APAP, is a widely used over-the-counter pain medication and medication to reduce fever.[8][9] It is commonly used to help with headaches, other minor aches and pains, and is...

Acupuncture

Acupuncture has been practiced in China and other Asian countries for thousands of years. Acupuncture involves stimulating specific points on the body. This is most often done by inserting thin needles through the skin,...

Acute Pain

Pain that comes on quickly and can be severe, but lasts a relatively short time. Is usually caused by an painful injury, surgical procedure, or dysfunction of a muscle or joints. This pain alerts...

Advil

What is Advil? Advil (ibuprofen) is a nonsteroidal anti-inflammatory drug (NSAID). Ibuprofen works by reducing hormones that cause inflammation and pain in the body. Advil is used to reduce fever and treat pain or...

Alcohol

For most adults, moderate alcohol use is probably not harmful. However, about 18 million adult Americans have an alcohol use disorder. This means that their drinking causes distress and harm. It includes alcoholism and...

Aleve

What is Aleve? Aleve (naproxen) is a nonsteroidal anti-inflammatory drug (NSAID). Naproxen works by reducing hormones that cause inflammation and pain in the body. Aleve is used to temporarily relieve minor aches and pains...

Alkaloid

Alkaloids are a group of naturally occurring chemical compounds that contain mostly basic nitrogen atoms. This group also includes some related compounds with neutral and even weakly acidic properties. Some synthetic compounds of similar structure are...

Allergy

An allergy is a reaction by your immune system to something that does not bother most other people. People who have allergies often are sensitive to more than one thing. Substances that often cause...

Anabolic Steroids

Anabolic steroids are man-made substances related to male sex hormones. Doctors use anabolic steroids to treat some hormone problems in men, delayed puberty, and muscle loss from some diseases. Bodybuilders and athletes often use...

Analgesic

An analgesic or painkiller is any member of the group of drugs used to achieve analgesia, relief from pain.  Analgesic drugs act in various ways on the peripheral and central nervous systems. They are...

Anesthesia

If you are having surgery, your doctor will give you medicine called an anesthetic. Anesthetics reduce or prevent pain. There are three main types: Local – numbs one small area of the body. You...

Anesthetic

An anesthetic (anaesthetic or anæsthetic in British English) is a drug that causes anesthesia, which is a reversible loss of sensation. Anesthetics contrast with analgesics (painkillers), which relieve pain without eliminating sensation. These drugs...

Angina

Angina is chest pain or discomfort you feel when there is not enough blood flow to your heart muscle. Your heart muscle needs the oxygen that the blood carries. Angina may feel like pressure...