Which drug is contraindicated in hypertensive patients?

NORCET 2 -2021 (Shift-2)

Pharmacology

Easy

Appeared in: NORCET 2 -2021 (Shift-2)

Explanation

Combined Oral Contraceptive Pills (OCPs) contain both estrogen and progestin.
The estrogen component is known to increase blood pressure by causing fluid retention and affecting the renin-angiotensin system.
In women with pre-existing hypertension, OCPs significantly increase the risk of severe cardiovascular events like stroke, myocardial infarction, and thromboembolism.
Due to these risks, OCPs are considered contraindicated for hypertensive patients.

Option B: Labetalol is an antihypertensive medication.
Option C: Progesterone-only pills (POPs or 'mini-pills') do not contain estrogen.
Option D: Levonorgestrel (LNG) is a type of progestin, a synthetic form of the hormone progesterone.

Visual 1: Chart: A visual chart from the CDC's Medical Eligibility Criteria (MEC) for Contraceptive Use, showing the risk categories (1-4) for different contraceptive methods in patients with hypertension.
Visual 2: Infographic: An infographic comparing the hormonal components of OCPs, POPs, and LNG-IUDs, and their respective effects on the cardiovascular system.

Clinical Relevance

Nursing practice connection: Knowing Pharmacology: Contraindications of Hormonal Contraceptives helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
A nurse's primary role in contraceptive counseling includes a thorough health assessment, including accurately measuring blood pressure and taking a detailed medical history to identify contraindications like hypertension.
Patient education is critical. The nurse must explain the risks of OCPs in the context of hypertension and discuss safer alternatives like progestin-only pills, IUDs, or barrier methods.
What if the patient's hypertension is well-controlled with medication? Even in well-controlled hypertension, progestin-only or non-hormonal methods are strongly preferred. The decision to use low-dose OCPs would require careful consideration by the provider, extensive patient counseling about the increased risks, and close blood pressure monitoring.

How to Approach the Question

First, identify the key elements of the question: the action ('contraindicated') and the patient population ('hypertensive patients').
Next, analyze each option based on its drug class and mechanism of action.
Evaluate Option A (OCP): Recall that OCPs are combined hormonal contraceptives containing estrogen. Remember that estrogen has a known association with increased blood pressure and cardiovascular risk.
Evaluate Option B (Labetalol): Recognize this as a beta-blocker, an antihypertensive drug. It is used to treat hypertension, so it cannot be contraindicated.
Evaluate Options C and D (Progesterone only pills, LNG): Identify these as progestin-only methods. Recall that progestin-only contraceptives are the recommended alternative for women who have contraindications to estrogen, such as hypertension.
Conclude that OCPs are the only option contraindicated in hypertensive patients due to the risks posed by the estrogen component.

Concept Tested & Keywords

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