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Pharmacology · single question

All of the following are ENTERAL routes of drug administration EXCEPT:

  1. Subcutaneous (subdermal)
  2. Sublingual
  3. Rectal
  4. Oral (swallowing)
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Correct answer: A. Subcutaneous (subdermal)

Enteral routes involve the GI tract: oral, sublingual, rectal. Subcutaneous injection is PARENTERAL — bypasses the GI tract. Other parenteral routes: IV, IM, intrathecal, transdermal.
  • A. CORRECT (EXCEPT). Subcutaneous = PARENTERAL route — bypasses GI tract entirely.
  • B. Sublingual IS enteral (absorbed through oral mucosa into circulation via GI-associated vessels).
  • C. Rectal IS enteral — absorbed through rectal mucosa.
  • D. Oral IS enteral — drug travels through the digestive system.

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