1. 26. All of the following insomnia treatments are controlled substances with potential addiction risks, except:

a. Doxepin b. Flurazepam c. Zolpidem d. Zaleplon

2. 27. Which drug is a dihydropyridine calcium channel blocker?

a. Diltiazem b. Propranolol c. Verapamil d. Nifedipine

3. 28. What can powder plant crude drug analysis help determine?

a. Tissue of diagnostic value b. Quantitative microscopy c. Presence or absence of active ingredients d. Herbarium of the plant

4. 29. Botulinum toxin inhibits the release of acetylcholine from nerve terminals. What is one possible effect?

a. Skeletal muscle paralysis b. Increased salivation c. Improvement in myasthenia gravis symptoms d. Reduced heart rate

5. 30. Which of the following is not a prodrug?

a. Aspirin b. Salicylic acid c. Chloramphenicol palmitate d. Levodopa

6. 31. Which of the following should be avoided in a patient with a history of severe anaphylactic reaction to sulfa drugs?

a. Mannitol b. Hydrochlorothiazide c. Spironolactone d. Amiloride

7. 32. Molecular encapsulation is used to improve the solubility and dissolution of drugs. Which compound is commonly used for this purpose?

a. Dextrose b. Cyclodextrin c. PEG d. Eutectic compound

8. 33. In the field of pharmaceuticals, mid-infrared (IR) radiation typically falls within which wavelength range?

a. 25 to 1000µ b. 25 to 2.5µ c. 0.8 to 2.5µ d. 1000 to 2000µ

9. 34. Which chapter and section of the Drug Act 2035 refers to the establishment of a Drug Research Laboratory?

a. Chapter 3, Section 6 b. Chapter 3, Section 5 c. Chapter 4, Section 8 d. Chapter 2, Section 4

10. 35. The presence of palisade cells in powdered drug analysis indicates the drug is derived from which plant part?

a. Leaves b. Stems c. Rhizomes d. Barks

11. 36. Pseudotannins are present in which of the following?

a. Amala b. Arjuna c. Banana d. Nux vomica