The law of conservation of mass (from Lavoisier) states that mass can be neither created nor destroyed (but it may change its form into something that is not desired, such as heat with an engine) or that in a chemical reaction, the total mass of the reacting substances is equal to the total mass of products formed.
The anticholinergics and antispasmodics are a group of medicines that include the natural belladonna alkaloids (atropine, belladonna, hyoscyamine, and scopolamine) and related products. The anticholinergics and antispasmodics are used to relieve cramps or spasms of the stomach, intestines, and bladder. Some are used together with antacids or other medicines in the treatment of peptic ulcers. Others are used to prevent nausea, vomiting, and motion sickness.
Antipsychotic Medications. Antipsychotic medications are the main form of treatment for psychotic disorders, not just for the treatment of schizophrenia. They are also called neuroleptic drugs or neuroleptics.Antipsychotic medications first came into recognition in the 1950s when it was fortuatously first used as an anxiolytic for the treatment of delirium. It was noticed that it had a very calming effect and that psychotic symptoms also improved.n scientific terms, they are called antogonists-they antagonise the action of dopamine. Drugs which attach to receptors and promote the action of the receptor are called agonists. Drugs can also be judged by the degree of potency of the action at the receptor.