1. The major reason for not crushing a sustained release capsule is that, ifcrushed, the
coated beads of the drugs could possibly result in:
o Disintegration
o Toxicity
o Malabsorption
o Deterioration:
Answer o Toxicity
2. Drugs that have a significant first pass effect:
o Must be given by enteral (oral) route only
o Bypass the hepatic circulation
o Are rapidly metabolized by the liver and may have little if any desired action
o Are converted by the liver to more active in fat-soluble forms:
Answer o Are rapidlymetabolized by the liver and may have little if any desired action
3. When obtaining a drug history from Harold, he gives you a complete list ofhis
prescription medications. He denies taking any other drugs, but you findthat he
occasionally takes aspirin for his arthritisflare-ups.Thisis an exampleof:
o His appropriately only telling you about hisregularly prescribed medications
o His hiding information regarding his inappropriate use of aspirin from you
o His common misconception that intermittently taking OTC medications arenot an
important part of his drug history
o A common misuse of OTC aspirin:
Answer o His common misconception that intermittently taking OTC medications are not
an important part of his drug history
4. Drugs that use CYP3A4 isoenzymes for metabolism may:
o Induce the metabolism of another drug
o Inhibit the metabolism of another drug
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