pharmacology mcqs

Pharmacology explores the interactions between drugs and biological systems, as well as the body’s responses to these drugs. This discipline covers a wide range of topics, including the origins, chemical properties, biological effects, and therapeutic uses of drugs. The impact of drugs can range from therapeutic benefits to potential toxicity, and is influenced by various factors. GuruMCQs.com provides an extensive array of pharmacology MCQs, continuously updated to encompass a wide range of topics. These MCQs span various areas such as neuropharmacology, psychopharmacology, toxicology, clinical pharmacology, molecular and cellular pharmacology, and more. Curated from reputable pharmacology references, these MCQs serve as valuable resources for interviews, entrance exams, competitive assessments, and certifications, catering to individuals at all stages of their careers. Additionally, explore MCQson Dental Materials for further study.

**111. Tetracycline is contraindicated in_____________?**
A. Children
B. Pregnancy
C. Renal failure
D. All of the above
**Answer: D. All of the above**

**112. The antibiotic of choice in patients sensitive to penicillin is___________?**
A. Erythromycin
B. Streptomycin
C. Tetracycline
D. Chloramphenicol
**Answer: A. Erythromycin**

**113. Chloramphenicol can cause_____________?**
A. Staining of teeth
B. Aplastic anaemia
C. Bone marrow suppression
D. B & C
**Answer: D. B & C**

**114. The therapeutic advantage that penicillin V has over penicillin G is____________?**
A. More reliable oral absorption
B. Greater resistance to penicillinase
C. Slower renal excretion
D. Broader antibacterial spectrum
**Answer: A. More reliable oral absorption**

**115. Which of the following is primarily a bactericidal drug?**
A. Chloramphenicol
B. Gentamicin
C. Sulphadiazine
D. Tetracycline
**Answer: B. Gentamicin**

**116. The most common side effect of the oral administration of ampicillin is_______________?**
A. Anaphylactic shock
B. Diarrhoea
C. Oral candidiasis
D. Renal failure
**Answer: B. Diarrhoea**

**117. Indirect sympathomimetics can_______________?**
A. Penetrate the blood-brain barrier
B. Cause euphoria
C. Both of the above
D. None of the above
**Answer: C. Both of the above**

**118. The principle therapeutic action of glucocorticoids is________________?**
A. Antidiuretic
B. Antianabolic
C. Anti-infective
D. Anti-inflammatory
**Answer: D. Anti-inflammatory**

**119. A patient is having bronchodilation, increased temperature, constipation, and tachycardia. The tentative diagnosis is_______________?**
A. Organophosphate poisoning
B. Paracetamol poisoning
C. Mushroom poisoning
D. Atropine poisoning
**Answer: D. Atropine poisoning**

**120. Which is NOT a 2nd generation antihistaminic?**
A. Loratadine
B. Acrivastatine
C. Cyclizine
D. Terfenadine
**Answer: C. Cyclizine**

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