Routes of administration of medication is except?

RUHS, Jaipur, PB B.Sc Nursing Entrance-2021

Pharmacology

Medium

Appeared in: RUHS, Jaipur, PB B.Sc Nursing Entrance-2021

Explanation

"Through tongue" is not a recognized medical term for a route of drug administration.
Medications administered in the oral cavity for rapid absorption are given via the sublingual (under the tongue) or buccal (between cheek and gum) routes.
These routes allow the drug to be absorbed directly into the bloodstream, bypassing the digestive system and first-pass metabolism in the liver, which is not accurately described as going 'through' the tongue.

Option A: This is incorrect because the oral route (swallowing a medication) is one of the most common and standard methods of drug administration.
Option C: This is incorrect because the intramuscular (IM) route, which involves injecting medication into a muscle, is a standard and widely used parenteral route.
Option D: This is incorrect because the intravenous (IV) route, which involves injecting medication directly into a vein, is a standard parenteral route that provides the fastest onset of action.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Routes of Medication Administration as background academic context rather than a clinical decision trigger.
Using precise terminology for medication routes is critical for patient safety. An order for 'sublingual' nitroglycerin is different from 'oral' and ensures the nurse administers it correctly for rapid absorption during a cardiac event.
The route of administration directly impacts the drug's bioavailability, onset of action, and potential side effects. A nurse must understand these differences to anticipate patient responses and monitor them effectively.
What if? If a drug that is meant for sublingual administration is swallowed (oral route), its effectiveness can be drastically reduced or nullified due to breakdown by stomach acid and first-pass metabolism in the liver. For example, buprenorphine's efficacy is significantly lower when swallowed compared to sublingual absorption.

How to Approach the Question

First, identify the core concept of the question, which is 'routes of medication administration'.
Notice the keyword 'except'. This signals that you need to find the option that is the outlier or does not belong with the others.
Systematically evaluate each option. Ask yourself, 'Is this a standard, recognized route for giving medicine?'
Evaluate Option A (Oral), C (Intramuscular), and D (Intravenous). You should recognize these as very common and standard routes.
Now evaluate Option B ('Through tongue'). This term is anatomically and medically imprecise. While medication is given in the mouth, 'through the tongue' is not the correct terminology.
Recall or deduce that the correct terms are 'sublingual' (under the tongue) or 'buccal' (in the cheek). Since 'Through tongue' is not a standard term, it is the correct answer for this 'except' question.

Concept Tested & Keywords

Concept Tested: Routes of Medication Administration
Stem keywords: Routes of administration, medication
Lead-in keywords: except
Negative lead-in flag: The question asks to identify the option that is NOT a route of administration.