Pharmacy Technician Certification Board Practice Exam Practice Question
A pharmacy technician opens a sealed stock bottle of amlodipine 5 mg tablets and notices that many of the tablets have crumbled into smaller pieces. This is most likely due to:
Correct Answer: C
Rationale: C: Physical instability is the most likely reason for the crumbling of amlodipine tablets. This can occur due to factors such as moisture, temperature fluctuations, or mechanical stress during handling, which may compromise the tablet's structural integrity.
A: Photosensitivity refers to a substance's reaction to light, which is not relevant to the physical breakdown of tablets.
B: Microbial contamination typically leads to issues like discoloration or odor, not crumbling.
D: Correct storage is essential for maintaining medication quality, but if the tablets are crumbling, it suggests that storage conditions may not have been adequate, indicating a failure rather than correctness.
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