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.
The drugs help to block involuntary movements of the muscles associated with these diseases. They also balance the production of dopamine and acetylcholine in the body. Anticholinergics can also be used to treat certain types of toxic poisoning, and are sometimes used as an aid to anesthesia.Anticholinergics are only available with a doctorâs prescription.nticholinergics are used to treat a variety of conditions. These include: 1  gastrointestinal disorders, such as diarrhea, overactive bladder, and incontinence. 2  asthma. 3  chronic obstructive pulmonary disease (COPD). 4  insomnia. 5  dizziness and motion sickness.