Avandia is used for controlling blood sugar levels, along with diet and exercise, in patients with type 2 diabetes

Allegra is used for treating seasonal allergy symptoms

Amoxil, an antibiotic, is used to treat a wide variety of infections, including: gonorrhea, middle ear infections, skin infections, upper and lower respiratory tract infections, and infections of the genital and urinary tract

Ampicillin is a penicillin-like antibiotic prescribed for a wide variety of infections, including gonorrhea and other genital and urinary infections, respiratory infections, and gastrointestinal infections, as well as meningitis (inflamed membranes of the spinal cord or brain)

Aldactone is used for treating swelling and fluid retention inpatients with congestive heart failure, cirrhosis, or kidney problems (nephrotic syndrome). It is also used for treatment of high blood pressure. It may also be used to treat or prevent low blood potassium

Albenza is an anthelmintic. It kills sensitive parasites and treats certain tapeworm infections.

Accutane is used for treating severe acne in patients who do not respond to other medicines

Acomplia is used in the treatment of obesity and related conditions

Alesse is used for preventing pregnancy

Aygestin is used for treating certain menstrual problems or uterine problems (eg, abnormal bleeding, endometriosis)