Dam. a hydraulic-engineering structure that blocks off a river or other watercourse to raise the water level behind itself, to create a head at its location, and to create a reservoir. The significance of dams for water management is diverse.
(verify) Amiodarone is an antiarrhythmic medication used to treat and prevent a number of types of irregular heartbeats. This includes ventricular tachycardia (VT), ventricular fibrillation (VF), and wide complex tachycardia, as well as atrial fibrillation and paroxysmal supraventricular tachycardia.
Lotronex (alosetron) blocks the action of a chemical called serotonin in the intestines. This slows the movement of stools (bowel movements) through the intestines. Lotronex is used to treat severe, chronic irritable bowel syndrome (IBS) in women who have had diarrhea as the main symptom for at least 6 months. Alosetron should be used only by women who have tried other IBS treatments without success. Alosetron not been shown to be effective in men with IBS.