PHARMACOLOGY QUIZZES 13 | Multiple Choice Questions| Medical Exam Preparations

 01. A drug that is used to treat Cutaneous mycoses is one of the following?

A. Clofazimine
B. Econazole 
C. Magnesium hydroxide  
D. Etidronate
E. A & B

Answer: B. Econazole

02. Which one of the following drugs is a ganglion blocker anticholinergic drug?
A. Ipratropium
B. Mecamylamine
C. Tubocurarine
D. Succinylcholine

Answer: B. Mecamylamine

03. Beta-1 selective agonist, that belongs to adrenergic drugs?
A. Dobutamine 
B. Ritodrine
C. Ranitidine
D. Terbutaline
E. Clonidine

Answer: A. Dobutamine

 04. Tachycardia is recognized by one of the following statements?
A. Heartbeat too rapidly
B. heart beat too slowly
C. Heartbeat irregularly 
D. Beat regularly

Answer:  A. Heartbeat too rapidly

05. Bradycardia is recognized by one of the following statements?
A. Heartbeat too rapidly
B. heart beat too slowly
C. Heartbeat irregularly 
D. Beat regularly 

Answer: B. Heartbeat too slowly 

06. Which one of the following drugs is the first ketolide antimicrobial agent?
A. Erythromycin
B. Clarithromycin
C. Telithromycin
D. Azithromycin


Answer: C. Telithromycin 

07. Omeprazole is used to treat one of the following diseases?
A. Viral infection 
B. Blood pressure  
C. Diabetes 
D. Stomach Ulcer  
E. Malaria  

Answer: D. Stomach Ulcers  

08. K+ channel blockers belongs to the one of the following CLASS of Antiarrhythmic drugs?
A. CLASS I 
B. CLASS II 
C. CLASS III 
D. CLASS IV 

Answer: C. CLASS III 

09. Which of the following drug is a part of drugs for osteoporosis?
A. Risedronate
B. Rabeprazole
C. Acetazolamide 
D. Furosemide 
E. A & B

Answer: A. Risedronate

10. Natural Alkaloid anticholinergic drug?
A. Atropine 
B. Atropine Methonitrate
C. Homatropine
D. Tropicamide
E. Clidinium

Answer. A. Atropine

11. A genetically determined abnormal reaction to drugs is called?
A. Synergistic
B. idiosyncrasy
C. Teratogenicity
D. Antagonist
E. Inverse agonist


Answer: B. idiosyncrasy


12. Yellow plaques and nodules of lipids deposited on eyelids are called?
A. Trousseau's sign
B. Xanthelasma
C. Stenosis
D. Rotor's Syndrome
E. Proptosis

Answer: B. Xanthelasma

13. Which one of the following statements about Epinephrine is wrong?
A. Vasoconstrictor 
B. Positive inotropic effect 
C. Negative chronotropic effect
D. Nonselective agonist 
E. Treat cardiac arrest 

Answer: C. Negative chronotropic effect

14. A forward displacement or bulging, especially of the eye is called?
A. Trousseau's sign
B. Xanthelasma
C. Stenosis
D. Rotor's Syndrome
E. Proptosis

Answer: E. Proptosis

15. Narrowing or stricture of a duct or canal is called?
A. Trousseau's sign
B. Xanthelasma
C. Stenosis
D. Rotor's Syndrome
E. Proptosis

Answer: C. Stenosis

16. Following is the half-life of Low dose of Aspirin?
A. 1 hour
B. 3 hours 
C. 7 hours 
D. 15 hours 

Answer: B. 3 hours 

17.  Normally, Gastric acid secretion is inhibited by?
A. PGE2 
B. PGI2
C. PGE1
D. PGF2

Answer: B. PGI2 

18. Stimulates the synthesis of protective mucus in the stomach and small intestine?
A. PGE2 
B. PGF2 
C. PGI2 
D. A & B
E. All of these 

Answer: D. A & B

19.  Ataxia, insomnia, and dizziness are adverse effects linked with one of the following drugs?
A. Acyclovir 
B. Oseltamivir
C. Amantadine 
D. Zidovudine 
E. Nevirapine

Answer: C. Amantadine 

20. The drug responsible for the inhibition of DPP-IV and increase the activity of incretin hormones e.g GLP-1 (glucagon-like peptide-1 )?
A. Sitagliptin
B. Rosiglitazone
C. Glyburide
D. Miglitol

Answer: A. Sitagliptin 
Incretin hormones activity is increased by inhibiting the  DPP-IV which increases the insulin release in response to meals and reduces glucagon secretion.

21. Which one of the following drugs is used to slow down premature labor when administered systemically?
A. Epinephrine 
B. Clonidine 
C. Phenylephrine
D. Ritodrine 
E. Dipivefrin 

Answer: D. Ritodrine 
Ritodrine is used to slow down premature labor by relaxation of uterus muscles that are responsible for expelling the fetus at the time of premature labor.

22. A maximum daily dose of Acetaminophen for children for no longer than 2 days for Sore throat without consulting a physician is following?
A. 660 mg
B. 1200 mg
C. 1600 mg
D. 4000 mg
E. 6000 mg

Answer: C. 1600 mg

23. Which one of the following drugs forms insoluble chelates that are not absorbed?
A. Pioglitazone & Calcium 
B. Norfloxacin & magnesium 
C. Rabeprazole & Sitaglipton
D. A & B
E. All of the above 

Answer: B. Norfloxacin & Magnesium

24. Which one of the following drugs causes first dose hypotension and fainting?
A. Nifedipine
B. Verapamil
C. Prazosin
D. Atenolol 


Answer: C. Prazosin

25. Why Physostigmine is given and preferred drug over Neostigmine for Atropine poisoning?
a) It causes irreversible binding to cholinesterase
b) It chemically reacts with Atropine
c) It has better absorption
d) It has direct agonistic action on the receptors
e) It penetrates the blood-brain barrier


Answer: e) It penetrates the blood-brain barrier

26. Which one of the following cephalosporin drugs has the longest half-life-permitting once-a-day dosing?
A. Cefdinir
B. Ceftriaxone
C. Cefoxitin
D. Cephalexin


Answer: B. Ceftriaxone

27. Which of the following Direct acting cholinergic drug is a naturally occurring alkaloid?
A. Carbachol
B. Bethanechol
C. Acetylcholine
D. Pilocarpine
E. Neostigmine

Answer: D. Pilocarpine (Nonselective)

28. Which vitamin deficiency leads to night blindness?
A. Vitamin B3 (Niacin)
B. Vitamin C (Ascorbic Acid)
C. Vitamin D (Cholecalciferol)
D. Vitamin A (Retinol)
E. Vitamin B6 (pyridoxine)

Answer: D. Vitamin A (Retinol)


29. Amyl Nitrate is used for the toxicity of the following agent?
A. Atropine
B. Physostigmine
C. Alcohol
D. Isoniazid
E. Cyanide

Answer: Cyanide

30. A drug that blocks the viral membrane matrix protein M2 and its ability to modulate intracellular PH?
A. Acyclovir 
B. Oseltamivir
C. Ribavirin
D. Amantadine
E. Zanamivir 

Answer: D. Amantadine

31. A drug that causes inhibition of HIV protease is following?
A. Amantadine 
B. Vidarabine 
C. Zanamavir 
D. Acyclovir 
E. Indinavir  

Answer: E. Indinavir 

32. Which of the following tuberculosis drug causes Visual disturbance?
A. Isoniazid
B. Ethambutol
C. Rifampicin
D. Pyrazinamide
E. Streptomycin

Answer: B. Ethambutol

33. Which one of the following statements about the use of Nystatin is incorrect?
A. Polyene antibiotic
B. Causes systemic toxicity
C. Used parentally
D. Used for oral candidiasis


Answer: C. Used parentally
Because of unacceptable systemic toxicity Never used parentally.