Antiemetics include: 1  5-HT3 receptor antagonists block serotonin receptors in the central nervous system and gastrointestinal tract. 2  As such, they can be used to treat post-operative and cytotoxic drug nausea & vomiting. 3  However, they can also cause constipation or diarrhea, dry mouth, and fatigue.hey may be used for severe cases of gastroenteritis, especially if the patient is dehydrated. Antiemetics, though previously thought to cause birth defects, have been proven safe for use by pregnant women in the treatment of morning sickness and the more serious hyperemesis gravidarum.
Fog is an example of vapor. Fog is an example of vapor. Vapor is a gas or moisture floating in the air. An example of vapor is fog. Vapor is defined as to give off gas or water moisture. An example of vapor is for water to give off steam when it boils.
Noun. 1. syphon-a tube running from the liquid in a vessel to a lower level outside the vessel so that atmospheric pressure forces the liquid through the tube. siphon.tube, tubing-conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases.yphon-convey, draw off, or empty by or as if by a siphon. siphon, siphon off. draw, take out-take liquid out of a container or well; She drew water from the barrel.