Stimulants increase alertness, attention, and energy, as well as elevate blood pressure, heart rate, and respiration. Historically, stimulants were used to treat asthma and other respiratory problems, obesity, neurological disorders, and a variety of other ailments.
Proper noun. A brand of medicine claimed to be effective against nausea, heartburn, indigestion, upset stomach and diarrhea, and having a bright pink color. 2003, Lani Robson Remender, Casino to Die For: The Hunt for Tears of the Sun, p. 224: See all those Pepto-Bismol colored housing developments to your right.
Answer 2: The active ingredient in Pepto-Bismol contains bismuth. When a small amount of bismuth combines with trace amounts of sulfur in your saliva and gastrointestinal tract, a black-colored substance (bismuth sulfide) is formed and caused a black stain. This discoloration is temporary and harmless.