All of the following drugs are used in Hypertension EXCEPT?

Appeared in: SGPGI Nursing Officer-2024

Explanation

Metformin is an oral antidiabetic drug belonging to the biguanide class.
Its primary mechanism is to lower blood glucose by decreasing hepatic glucose production and increasing insulin sensitivity.
It is the first-line treatment for type 2 diabetes mellitus and is not indicated for the primary treatment of hypertension.

Option B: This is an Angiotensin-Converting Enzyme (ACE) inhibitor, a first-line drug class for treating hypertension.
Option C: This is an Angiotensin II Receptor Blocker (ARB), another primary class of drugs for managing hypertension.
Option D: This is a dihydropyridine Calcium Channel Blocker (CCB), a widely used medication to lower blood pressure through vasodilation.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pharmacology: Differentiating Antihypertensive and Antidiabetic Medications as background academic context rather than a clinical decision trigger.
Nurses must know the primary indications of medications to ensure patient safety and prevent errors. Administering Metformin to a non-diabetic patient solely for hypertension would be a serious medication error.
Patients with type 2 diabetes often have comorbid hypertension (a key feature of metabolic syndrome). It is common for a patient to be prescribed Metformin and one of the other listed drugs simultaneously, but for two different conditions.
What if the patient had both hypertension and kidney disease? An ACE inhibitor like Ramipril or an ARB like Telmisartan would be preferred as they have renal-protective effects, whereas Metformin might be contraindicated or require dose adjustment in severe renal impairment.

How to Approach the Question

First, identify the core of the question and the negative lead-in 'EXCEPT'. The goal is to find the drug that is NOT used for hypertension.
Review each option and classify it based on its drug class and primary therapeutic use.
Classify Ramipril as an ACE inhibitor, Telmisartan as an ARB, and Amlodipine as a CCB. Recognize these are all major antihypertensive drug classes.
Classify Metformin. Recall that it is a biguanide, a primary oral medication for type 2 diabetes.
The drug that does not belong in the category of antihypertensives is Metformin, making it the correct answer to the 'EXCEPT' question.

Concept Tested & Keywords

Concept Tested: Pharmacology: Differentiating Antihypertensive and Antidiabetic Medications
Stem keywords: drugs, Hypertension
Lead-in keywords: EXCEPT
Negative lead-in flag: This question uses negative framing ('EXCEPT'), asking you to identify the option that does not fit the category.

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E6 Pharmacology Nurses Shanbhag 3e p. 103-105

E6 Medicine Davidson Principles Practice 24e p. 533-535

Practise the full SGPGI Nursing Officer-2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.