A 42-year-old woman is diagnosed with deep vein thrombosis. Heparin therapy is initiated with
5,000 units as a single bolus injection, followed by an initial infusion rate of 1,000 units/h. The aPTT measured 6 hours later is >150 sec. Which of the following would be the most appropriate action at this time?

A 47-year-old patient with end-stage renal disease undergoing hemodialysis has an HCT of 23% and exhibits anginal symptoms. Upon further Workup, no evidence of occult bleeding is found.
In addition to antianginal therapy, which of the following is the most appropriate initial treatment for this patient's anemia?

A shortage of parenteral acyclovir was just announced; a hospital has 25 vials on hand and uses
20 vials in a typical month. The wholesaler has 250 vials on hand but will not receive any more supply for 4 months. What is the hospital's most appropriate response to the shortage?

A 72-year-old woman with a long history of schizophrenia has been admitted to the state hospital because of a recent relapse while on risperidone 5 mg daily. It is decided to use an equivalent dose of ziprasidone. Which reference would most likely provide this information?

A 35-year-old Woman is diagnosed with pustular psoriasis, which covers 35% of her body. She has tried high-potency topical steroid creams and topical coal tar with ultraviolet B treatments in the past, with no effect. Which of the following is the best therapeutic option for this patient?