Nexium is a proton pump inhibitior which means it blocks the stomach secretion of acid. It is not an antibiotic and contains no penicillin, so you are okay.
You are correct - omeprazole is the racemic mixture and esomeprazole is the L-isomer. There is some evidence that esomeprazole (nexium) is more effective. The typical dose of...
The anatomy of the human female breast contains various tissues and structures. One of the primary functions of the breast is milk production. Learn about breast ducts, muscles, and blood vessels in this slide show from the Mayo Clinic.