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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Desfuroxamide is a drug used for____________?
A Kala azar
B Pernicious anaemia
C Pain control
D Thalassemia
Correct Answer: Thalassemia
A patient has seasonal allergic rhinitis and is on terfenadine, He develps cardiac arrhythmias after a course of antibiotics. Which of the following antibiotic could have been given_____________?
A Ampicillin
B Tetracyclin
C Erythromycin
D Co-trimoxazole
Correct Answer: Erythromycin
Antifungal drug not used in the treatment of imtestinal candidiasis______________?
A Amphotericin
B Nystatin
C Ketoconazole
D Clotrimazole
Correct Answer: Clotrimazole
The drug of choice for treatment of tyhoid is____________?
A Tetracycline
B Metronidazole
C Ciprofloxacin
D Cefotaxim
Correct Answer: Ciprofloxacin
The bacterial resistance to tetracycline is due to___________?
A Alteration of drug binding sites
B Alteration of dehydrofolate reductase
C Inactivation of drug by enzymes
D Decreased uptake of drug by bacteria
Correct Answer: Inactivation of drug by enzymes
Mechanism of action of quinolones is______________?
A Inhibits DNA gyrase
B Inhibits Bacterial protein synthesis
C Inhibits bacterial cell wall synthesis
D Inhibits intake of folic acid
Correct Answer: Inhibits DNA gyrase
Tetracycline is contraindicated in_____________?
A Children
B Pregnancy
C Renal failure
D All of the above
Correct Answer: All of the above
The antibiotic of choice in patients sensitive to penicillin is___________?
A Erythromycin
B Streptomycin
C Tetracycline
D Chloramphenicol
Correct Answer: Erythromycin
Chloramphenicol can cause_____________?
A Staining of teeth
B Aplastic anaemia
C Bone marrow suppression
D B & C
Correct Answer: B & C
The therapeutic advantage that pencillin V has over pencillin G is____________?
A More reliable oral obsorption
B Greater resistance to pencillinase
C Slower renal excretion
D Broader antibacterial spectrum
Correct Answer: More reliable oral obsorption
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