Parasympatholytics
- Previous year questions on Parasympatholytics for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Pharmacology section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 41 live questions in Parasympatholytics.
- 1 of 41 questions carries a verified exam year: 2018.
- Pharmacology is worth about 20 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 6 Sept 2026.
Q1.Tolterodine used in overactive bladder acts by blocking which of the following receptors?
- AM1
- BM2
- CM3✓ Correct answer
- DM4
Q2.All are Atropine substitutes except
- AProcyclidine
- BPropantheline
- CTiotropium
- DDrotaverin✓ Correct answer
Q3.Atropine is contraindicated in:
- AEarly mushroom poisoning
- BMyasthenia gravis
- COrganophosphate poisoning
- DGlaucoma✓ Correct answer
Q4.Clinical signs of atropine intoxication are as follows, EXCEPT:
- ADecreased bowel sounds
- BDry skin
- CScarlet flushing of face
- DIncreased bowel sounds✓ Correct answer
Q5.Which of the following drug is not used for overactive bladder?
- ADuloxetine✓ Correct answer
- BDarifenacin
- COxybutynin
- DFlavoxate
Q6.Which of the following is least useful in Rx of "Overactive bladder"?
- AOxybutynin
- BTolterodine
- CDuloxetine✓ Correct answer
- DDarifenacin
Q7.why do GLYCOPYROLATE is used as pre-anesthetic medication ?
- Ano central effect as it do not cross BBB✓ Correct answer
- Bas it have few side efects
- Cas it increases pharyngeal secreation
- Dno post surgical complications
Q8.Methoctramine is a
- ASelective M1 antagonist
- BSelective M2 antagonist✓ Correct answer
- CSelective M3 antagonist
- DNonselective (M1+M2 ) agonist
Q9.Which anti-cholinergic drug doesn't cross the blood brain barrier and placenta?
- AGlycopyrrolate bromide✓ Correct answer
- BHyoscine bromide
- CHyoscine butylbromide
- DAtropine
Q10.Concentration of tropicamide:
- A1%✓ Correct answer
- B2%
- C3%
- D4%
Answer key
Q1: C. M3; Q2: D. Drotaverin; Q3: D. Glaucoma; Q4: D. Increased bowel sounds; Q5: A. Duloxetine; Q6: C. Duloxetine; Q7: A. no central effect as it do not cross BBB; Q8: B. Selective M2 antagonist; Q9: A. Glycopyrrolate bromide; Q10: A. 1%.
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