Mcq Subject: Pharmacology
A diabetic and hypeensive patient taking several drugs presented with septicemia. Serum creatinine levels are 5.7 mg/dL. Which of the following drug should be stopped?
A. Insulin
B. Metoprolol
C. Linagliptin
D. Metformin
View DescriptionThe principal central action of caffeine is on the:
A. Cerebral cortex
B. Corpus callosum
C. Hypothalamus
D. Spinal cord
View DescriptionBlack deposits on conjunctiva in a patient with glaucoma are seen with the use of:
A. Prostaglandins
B. Carbonic anhydrase inhibitors
C. Epinephrine
D. Beta blocker
View DescriptionWhich of the following is a schedule X drug?
A. Thalidomide
B. Colistin
C. Ketamine
D. Halothane
View DescriptionA patient presented with acute exacerbation of bronchial asthma. Salbutamol inhalation didn’t improve the condition of the patient. So, intravenous coicosteroids and aminophylline were added and the condition improved. What is the mechanism of action of coicosteroids in this condition?
A. They cause bronchodilatation when given with xanthines
B. They increase bronchial responsiveness to salbutamol
C. They increase the action of aminophylline on adenosine receptors
D. They increase the mucociliary clearance
View DescriptionA diabetic patient presented with uncontrolled blood sugar level. He has history of pancreatitis and family history of urinary bladder carcinoma. He does not want to take injectable drugs. Which of the following drug can be added to control his blood sugar?
A. Liraglutide
B. Sitagliptin
C. Canagliflozin
D. Pioglitazone
View DescriptionA drug X was given continuous intravenous infusion at 1.6 mg/min. The clearance of the drug is 640 mL/min. With a half-life of 1.8 hours, what would be the steady state plasma concentration of drug?
A. 0.002 mg/mL
B. 0.004 trig/mL
C. 2.88 mg/mL
D. 3.55 mg/mL
View DescriptionWhich antibiotic is effective against pseudomonas and indole +ve proteus?
A. Methicillin
B. Carbenicillin
C. Lincomycin
D. Oxacillin
View DescriptionWhich of these statements depicts vasomotor reversal of Dale?
A. Propranolol followed by adrenaline
B. Propranolol followed by noradrenaline
C. Decrease in hea rate on adrenaline administration after phentolamine has been given
D. Noradrenaline followed by propranolol
View DescriptionWhich of the following disease modifying anti-rheumatoid drugs acts by increasing extracellular adenosine?
A. Leflunomide
B. Hydroxychloroquine
C. Azathioprine
D. Methotrexate
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