Withdrawal symptoms do NOT usually occur in case of which of the following medications?

AIIMS BBSR SNO - 2019

Pharmacology

Easy

Appeared in: AIIMS BBSR SNO - 2019

Explanation

Non-steroidal anti-inflammatory drugs (NSAIDs) primarily work by inhibiting cyclooxygenase (COX) enzymes, which reduces the production of prostaglandins that cause pain and inflammation.
This mechanism of action does not create physical dependence or significantly alter the brain's neurotransmitter balance.
Therefore, abruptly stopping NSAIDs does not lead to a withdrawal or discontinuation syndrome.
Adverse effects of NSAIDs are related to organ systems (e.g., gastrointestinal bleeding, renal impairment), not dependence.

Option A: Monoamine oxidase inhibitors (MAOIs) are a potent class of antidepressants. Abrupt cessation can cause a severe discontinuation syndrome, including agitation, confusion, insomnia, and flu-like symptoms.
Option C: Selective serotonin reuptake inhibitors (SSRIs) are well-known to cause a discontinuation syndrome if stopped suddenly. Symptoms include dizziness, nausea, lethargy, anxiety, and 'brain zaps'.
Option D: Tetracyclic antidepressants, similar to other classes of antidepressants, modify brain chemistry. Stopping them abruptly can lead to withdrawal symptoms like agitation, sleep disturbances, and gastrointestinal issues.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pharmacology: Drug Withdrawal and Discontinuation Syndromes as background academic context rather than a clinical decision trigger.
A critical nursing responsibility is patient education. Nurses must instruct patients taking antidepressants never to stop them abruptly and to consult their provider for a tapering schedule.
Recognizing the symptoms of antidepressant discontinuation syndrome (e.g., dizziness, anxiety, flu-like feelings) is vital to avoid misdiagnosing them as a relapse of depression or a new illness.
What if? If the patient were taking an opioid (like tramadol or codeine) instead of an NSAID for pain, the risk of a severe and distressing withdrawal syndrome would be very high, as opioids also cause significant physical dependence.

How to Approach the Question

First, identify the core of the question and the negative framing: you are looking for the drug that does NOT cause withdrawal.
Next, categorize the four options. You should recognize that MAOIs, SSRIs, and tetracyclic antidepressants are all classes of antidepressants, which are psychoactive drugs.
Recognize that NSAIDs are in a different category: anti-inflammatory and analgesic drugs.
Recall the basic principle of withdrawal: it typically occurs with substances that alter brain chemistry and create physical dependence.
Conclude that the antidepressants are likely to cause withdrawal, while the NSAID, with its different mechanism of action, is the exception.

Concept Tested & Keywords

Concept Tested: Pharmacology: Drug Withdrawal and Discontinuation Syndromes
Stem keywords: Withdrawal symptoms, medications
Lead-in keywords: do NOT
Negative lead-in flag: The question asks to identify the medication that does NOT cause withdrawal symptoms.