plab

Pharmacology Questions (4) for USMLE, MCCEE, PLAB, FCPS, PDMC,MRCP………

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A 70-year-old man visits his physician for a routine physical examination. He has prostatic cancer and takes leuprolide for treatment. What is the mechanism of action of this drug? A- It is a competitive inhibitor of testosterone B- It is 5 alpha-reductase inhibitor C- It is synthetic analog of GnRH D- It is an alpha-adrenergic … Read more

Internal Medicine Question (4) for USMLE, MCCEE, PLAB, FCPS, PDMC,MRCP………

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A 3 year- old boy is brought to the emergency room by his mother for vomiting and bloody diarrhea for 4 days. She also noticed low urinary output in the past 2 days. He had no similar attacks in the past and his medical and family histories are unremarkable. On examination, his vital signs are … Read more