Progestin used in oral contraceptives.  

Progestin compound used in oral contraceptives and in the treatment of endometriosis and abnormal uterine bleeding. Adverse effects include gastrointestinal...

Disorder, occurring only in males, characterized by short stature, lowset ears, and often decreased fertility.  

Incapable of life or living. Often used in reference to a fetus that has died in utero or to tissues...

Inflammation of the urethra not known to be caused by a specific organism. There are often no symptoms in women;...

Period of sleep representing about 75% of normal sleep time during which dreaming and rapid eye muscle contractions do not...

Nervous system structures not encased by myelin; may be normal, as in parts of the brain and spinal cord, or...

In medicine, pert, to a diagnostic or therapeutic technique that does not involve puncturing the skin or entering the body...

Perception by nerves of injury or pain.  

Oral histamine blocker used in the treatment of peptic ulcer disease.