Peristalsis is a symmetrical contraction of muscles which propagates in a wave down the muscular tube, more specifically the esophagus.In humans, peristalsis is found in the â¦ contraction of smooth muscles to propel contents through the digestive tract.eristalsis is a symmetrical contraction of muscles which propagates in a wave down the muscular tube, more specifically the esophagus.
Symbicort is a type of âmaintenanceâ therapy for COPD. This means that it should be used every day to help manage and reduce the symptoms that a COPD patient has all or most of the time. The medicine is not used for treating COPD flare-ups or sudden symptoms.
One active component of SYMBICORT is budesonide, a corticosteroid designated chemically as (RS)- 11Î², 16Î±, 17,21-Tetrahydroxypregna-1,4-diene-3,20-dione cyclic 16,17-acetal with butyraldehyde. Budesonide is provided as a mixture of two epimers (22R and 22S).