metoprolol Flashcards
What is the classification of metoprolol?
Metoprolol is a selective beta-1 adrenergic antagonist (beta-blocker).
What is the usual adult dosage of metoprolol for hypertension?
The usual starting dose is 50 mg once daily.
True or False: Metoprolol is primarily used to treat heart failure.
False. Metoprolol is primarily used to treat hypertension and angina.
What is the primary action of metoprolol in the body?
Metoprolol reduces heart rate and contractility, leading to decreased cardiac output.
Fill in the blank: Metoprolol is indicated for the treatment of _______.
hypertension, angina pectoris, and heart failure.
What are common adverse effects of metoprolol?
Common adverse effects include fatigue, dizziness, and bradycardia.
Which of the following is a serious adverse effect of metoprolol? A) Insomnia B) Heart block C) Nausea
B) Heart block
What should be monitored regularly in patients taking metoprolol?
Blood pressure and heart rate should be monitored regularly.
True or False: Metoprolol can interact with other medications such as calcium channel blockers.
True.
What is the interaction of metoprolol with NSAIDs?
NSAIDs may reduce the antihypertensive effect of metoprolol.
What consideration should be made for patients with asthma when prescribing metoprolol?
Metoprolol should be used with caution in patients with asthma due to potential bronchoconstriction.
What is the brand name of metoprolol?
Common brand names include Lopressor and Toprol-XL.
How should metoprolol be taken to maximize absorption?
Metoprolol should be taken with food.
Fill in the blank: Metoprolol is contraindicated in patients with _______.
severe bradycardia or heart block.
What is the maximum daily dose of metoprolol for hypertension?
The maximum daily dose can be up to 400 mg.
True or False: Abrupt discontinuation of metoprolol can lead to rebound hypertension.
True.
What type of beta-receptor does metoprolol primarily block?
Metoprolol primarily blocks beta-1 receptors.
What is a common side effect of metoprolol related to the central nervous system?
Depression or mood changes can occur.
When should metoprolol be used with caution?
It should be used with caution in patients with diabetes, as it may mask hypoglycemia symptoms.
What is the pharmacological action of metoprolol on the heart?
It decreases the heart rate and myocardial oxygen demand.
In what form is metoprolol available?
Metoprolol is available in oral tablets and extended-release formulations.
What patient population may require dosage adjustment of metoprolol?
Patients with liver impairment may require dosage adjustment.
What is an important consideration for dosing metoprolol in the elderly?
Elderly patients may have an increased sensitivity to the drug and may require lower doses.
What is the mechanism of action of metoprolol in reducing blood pressure?
It blocks beta-1 adrenergic receptors, leading to reduced cardiac output and lower renin release.
