Mcq Subject: Pharmacology
Mechanism of action of chlortetracycline:
A. Interfere with metabolism
B. Inhibition of protein synthesis
C. Inhibition of cell wall formation
D. Interfere with DNA function
View DescriptionWhich of the following is true for octreotide?
A. Stimulates growth hormone secretion
B. Used in secretory diarrhea
C. Orally active
D. Contraindicated in acromegaly
View DescriptionA Pediatrician was called for attending a new born baby in the labour ward. The serum unconjugated bilirubin of this baby was 33 mg/dL. Which of the following drug taken by mother in late 3rd trimester may have lead to this problem?
A. Cotrimoxazole
B. Azithromycin
C. Ampicillin
D. Chloroquine
View DescriptionKm value indicates:
A. Purity of Enzyme
B. Physiological role
C. The substrate concentration at half maximal velocity
D. Affinity
View DescriptionProblems associated with nitrous oxide anaesthesia is
A. Behavioral problem
B. Sensitizes the heart to adrenaline
C. Prolonged difficult induction
D. Tachycardia and or arrhythmias
View DescriptionWhich of the following drugs is a P-glycoprotein inducer?
A. Azithromycin
B. Ketoconazole
C. Itraconazole
D. Rifampicin
View DescriptionA female in labor ward was administered opioid analgesic. Which of the following drugs should be kept ready for emergency?
A. Lignocaine
B. Naloxone
C. Diphenhydramine
D. Fentanyl
View DescriptionThe process by which the amount of a drug in the body decreases after administration, but before entering the systemic circulation is called:
A. Excretion
B. First pass effect
C. First order elimination
D. Metabolism
View DescriptionThe organ most resistant to GA is
A. Spinal Cord
B. Medulla oblonagata
C. Medullary cortex
D. Cerebrum
View DescriptionMention the true/false statements about digoxin toxicity?
A. The earliest manifestation of digoxin toxicity are gastrointestinal symptoms
B. Non-specific vision changes may be noted in digoxin toxicity
C. Early toxicity may not correlate with serum levels and Neurological symptoms may occur without corresponding cardiovascular changes
D. All
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