PHARMACOLOGY QUIZZES 18 | Multiple Choice Questions| Medical Exam Preparations

01. Which one of the following drugs belongs to Platelet inhibitors?
A. Warfarin 
B. Folic acid 
C. Hydroxyurea
D. Ticlopidine 
E. Enoxaparin

Answer: D. Ticlopidine 

02. Which one of the following drugs is an anticoagulant?
A. Protamine sulfate
B. Streptokinase
C. Cyanocobalamin
D. Warfarin 
E. Vitamin K

Answer: D. Warfarin 

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

A. Cladribine
B. Sertaconazole
C. Flucytosine
D. Etidronate
E. Itraconazole

Answer: B. Sertaconazole

04.  A drug that belongs to CLASS I (Na+-channel blockers)?

A. Mexiletine (IB)
B. Metoprolol
C. Amiodarone
D. Verapamil

Answer: A. Mexiletine (IB)

05.  A drug that is used to treat Cutaneous mycoses is one of the following?
A. Cladribine
B. Sulconazole
C. Flucytosine
D. Etidronate
E. Itraconazole

Answer: B. Sulconazole

06. A drug that belongs to CLASS I (Na+-channel blockers)?
A. Disopyramide (IA) 
B. Metoprolol
C. Amiodarone
D. Verapamil

Answer: A. Disopyramide (IA)

07. Entecavir belongs to the class of following drugs?
A. Antiviral 
B. Antipyretic 
C. Antiprotozoal
D. Antibiotics 
E. Anti-malaria 

Answer: A. Antiviral

08. Atenolol is used to treat one of the following disease?
A. Viral infection 
B. High Blood pressure  
C. Diabetes 
D. Stomach Ulcer  
E. Malaria  

Answer: B. High Blood pressure 

09. Pantoprazole 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 Ulcer 

10. Antimuscarinic agent is following?
A. Ipratropium
B. Darifenacin
C. Physostigmine
D. Tacrine
E. A & B

Answer: E. A & B

11. A maximum daily dose of Acetaminophen for children for no longer than 5 days for pain 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

12. Released norepinephrine is quickly taken into the neuron. This reputable of norepinephrine is inhibited by the following drug?
A. Reserpine
B. Imipramine 
C. Bretylium
D. Guanethidine
E. Tyrosine

Answer: B. Imipramine 

13. Safety of the drug in clinical trials is observed in which phase?
A. Phase 0
B. Phase 1
C. Phase 2
D. Phase 3
E. Phase 4

Answer: B. Phase 1

14. What is Methacholine used to treat? 
A. Urinary retention
B. Glaucoma
C. Asthma
D.Hypertension

Answer: C. Asthma 

15. What is Bethanechol used to treat? 
A. Urinary retention
B. Glaucoma
C. COPD
D Hypotension

Answer: B. Glaucoma

16. What type of drugs are Parathion and Malathion? 
A. Anticholinesterases
B. Adrenergic Agonists
C. Oragnophosphorous Anticholinesterases
D. Cholinergic Agonists

Answer: C. Oragnophosphorous Anticholinesterases used as insecticides. 


17. Which phase observed the efficacy of the drug in clinical trials?

A. Phase 0

B. Phase 1

C. Phase 2

D. Phase 3

E. Phase 4

Answer: C. Phase 2


18. Which of the following drug activate V2 receptors in the renal tubules to reduce the amount of water lost in the urine?

A. Hydrochlorothiazide

B. Spironolactone

C. Amiloride

D. Desmopressin

E. Benzthiazide

Answer: 4. Desmopressin

19. Which one of the following drugs prevents cardiac arrhythmia occur in myocardial infarction?
A. Procainamide
B. Metoprolol 
C. Quinidine
D. Verapamil 

Answer: B. Metoprolol 


20. Which one of the following drugs is used to open-angle glaucoma?
A. Phenylephrine 
B. Clonidine 
C. Imidazoline 
D. Dobutamine
E. Dipivefrin

Answer: E. Dipivefrin

21. Which one of the following drugs belongs to inhibitors of viral coating?
A. Acyclovir 
B. Oseltamivir
C. Rimantadine 
D. Zidovudine 
E. Nevirapine

Answer: C. Rimantadine 

22. Fatty liver degeneration accompanied by encephalopathy called Reye's syndrome is caused by?
A. Celecoxib  
B. Salicylates  
C. Acetaminophen 
D. Naproxen 
E. Piroxicam

Answer: B. Salicylates 

23. One of the following statements about the use of epinephrine is wrong?
A. Lifesaving drug in anaphylactic shock
B. Hyperglycemic effect
C. Initiates lipolysis
D. Increase oxygen demand on the myocardium
E. Negative chronotropic effect

Answer: E. Negative chronotropic effect

24. Following are the effects mediated by Alpha-1 adrenoreceptors except?
A. Vasoconstriction
B. Increase peripheral pressure
C. Miosis
D. Increased closure of internal sphincter of the bladder
E. Increase blood pressure

Answer: C. Miosis

25. A maximum daily dose of Ibuprofen for no longer than 3 days for fever without consulting a physician is following?
A. 660 mg
B. 1200 mg
C. 2000 mg
D. 4000 mg
E. 6000 mg

Answer: B. 1200 mg

 
26. A drug that is used along with diuretics because it has the highest tendency to retain sodium and fluid as the adverse effect, is one of the following drugs?
A. Prazosin
B. Terazosin
C. Doxazosin
D. Alfuzosin 
E. Tamsulosin

Answer: A. Prazosin

27. Amyl Nitrate or sodium nitrate 3% is used for the toxicity of the following agent?
A. Atropine
B. Physostigmine
C. Alcohol
D. Isoniazid
E. Cyanide

Answer: Cyanide antidotes (Sodium nitrate 3%, Sodium thiosulfate)

Dose of Sodium Nitrate 3%: 300mg slow IV infusion for adults & 0.15-0.33mL/kg to max of 300mg slow infusion 

Dose of Sodium Thiosulfate: 12.5g IV infusion adults and 400mg/kg upto 12.5g infusion 

28. 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.

29. 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

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

Answer: E. Indinavir