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.Management Sciences
Category: Pharmacology
When broad spectrum antibiotics are administered with coumarin anticoagulants, the anticoagulant action may be____________?
A. Reduced because of enhanced hepatic drug metabolism
B. Reduced because of increased protein binding
C. Increased because of reduction of vitamin sources
D. Increase because of decrease renal excretion of the anticoagulant
The intramuscular administration of 0.6 mg of atropine sulphate to a 50 – kg adult may produce all of the following effects except_____________?
A. Bradycardia
B. Decreased Salivation
C. Decreased Sweating
D. Mydriasis
Which of the following is primarily a bactericidal drug?
A. Chloramphenicol
B. Gentamicin
C. Sulphadiazine
D. Tetracycline
An untoward effect of that is common to all phenothiazines is______________?
A. A marked increase in blood pressure
B. Rigidity and tremor at rest, particularly with prolonged use
C. Suppression of prolacin
D. Nausea
About articaine, all are true except_____________?
A. Plasma half-life is 90 min
B. Is amide which is metabolized in liver
C. Mandibular infiltration is more effective than nerve block in mandibular molar teeth
D. More breaks down causes more toxicity
Progestin compound that does not alter lipid profile is______________?
A. Medroxyprogesterone
B. Norethindrone
C. Gestodene
D. Levonorgestrel
The rate of injection of intravenous Valium is_______________?
A. 1 ml / min
B. 2.5 ml / min
C. 1 mg / min
D. 2.5 mg / min
D-tubocurarine blocks the neuromuscular transmission by___________?
A. Blocking acetylcholine receptors
B. Prevent release of acetyl choline
C. Destroys acetyl choline
D. Inactivate acetylcholine esterase enzyme
Which of the following antibiotics is effective in treating oral candidiasis ?
A. Nystatin
B. Bacitracin
C. Penicillin
D. Tetracycline
Thiopentone action is terminated by______________?
A. Excretion
B. Metabolism
C. Redistribution
D. Recycling
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