Repeated USMLE Questions Step 1- Review- 73- Pharmacology

Q- Which one of the following drugs most likely resembles the pharmacologic action of atropine? A- Hexamethonium B- Pilocarpine C- Scopolamine D- Succinylcholine Q- Which of the following agents is used to improve the drug-induced form of Parkinsonism? A- Bromocriptine B- Benztropine C- Dopamine D- Levodopa Q- Synthesis of which one of the following substances … Read more

Repeated USMLE Questions Step 1- Review- 71- Pharmacology

Q- Mifepristone is indicated in the medical termination of pregnancy. It acts as an antagonist at which one of the following receptors? A- Dopamine receptors B- Estrogen receptors C- Muscarinic receptors D- Progesterone receptors Q- A patient is diagnosed with high blood pressure and prescribed hydrochlorothiazide. Which one of the following is a common side … Read more

Repeated USMLE Questions Step 1- Review- 69- Pharmacology

Q- Which one of the following medications is used as sleeping pills and is considered over-the-counter preparation? A- Fexofenadine B- Melatonin C- Temazepam D- Zolpidem Q- Hepatotoxicity due to overdose of acetaminophen is greatly increased in an alcoholic than in a non-alcoholic because of which one of the following? A- Acetaminophen inhibits ethanol metabolism B- … Read more

Repeated USMLE Questions Step 1- Review- 67- Pharmacology

Q- Ingestion of mushroom containing pilocarpine may cause which one of the following side effects? A- Bronchodilation B- Diarrhea C- Hypertension D- Tachycardia Q- In adrenergic synapses, increasing the concentration of norepinephrine leads to which one of the following? A- Activation of dopa decarboxylase B- Activation of presynaptic G coupled receptors C- Increased release of … Read more

Repeated USMLE Questions Step 1- Review- 65- Pharmacology

Q- Which one of the following antibiotics is effective against beta-lactamase-producing organisms and can penetrate the blood brain barrier (BBB)? A- Amoxicillin B- Cefazolin C- Imipenem D- Ticarcillin Q- Which one of the following is the mechanism of action of losartan to slow the progression of heart failure? A- ACE inhibitor B- Angiotensin receptor antagonist … Read more

Repeated USMLE Questions Step 1- Review- 63- Pharmacology

Q- Which one of the following medications is beneficial in osteoporosis and acts by inhibition of osteoclastic activity more than osteoblastic activity? A- Alendronate B- Calcitonin C- Calcium gluconate D- Vitamin D Q- In a patient diagnosed with carcinoid tumor, which of the following conditions is manifested due to high level of serotonin? A- Constipation … Read more