How many stereogenic centers are present in ephedrine, a bronchodilator and decongestant.

Explain the pathophysiologic changes that can cause the signs and symptoms associated with common bile duct obstruction.

What are the advantages of liposomes as a drug delivery system for antimicrobials?

You are assigned to care for david ramsey, a 22-year old male patient with back injury secondary to being thrown from a motorcycle. did nt damage the spinal, but the computed tomography revealed a compression fracture at l-2. david complains of severe back pain with numbness and tingling in the lower extremities. what assessments are indicated based on this nursing diagnosis? list other major nursing diagnoses based on david’s clinical presentation?