73 Questions
What is the classification of Isoptin (Verapamil)?
Calcium Channel Blocker
What is the primary indication for using Isoptin (Verapamil)?
Narrow Complex Tachycardia not responsive to Adenosine
What is the recommended adult dosage for Isoptin (Verapamil) IV administration?
2.5 - 5 mg IVP slow over 2 minutes (3 minutes in older patients), repeat 5 - 10 mg slow every 15 to 30 minutes, max dose 20 mg
Which of the following is a contraindication for the use of Isoptin (Verapamil)?
Wolff-Parkinson-White or Lown-Ganong-Levine syndromes
What is the primary mechanism of action of Isoptin (Verapamil)?
Blocks the slow calcium channels which affect the SA/AV node, decreasing atrial automaticity
Which of the following is a potential adverse reaction associated with the use of Isoptin (Verapamil)?
Congestive heart failure
What is the maximum recommended total dose of Isoptin (Verapamil) that can be administered intravenously?
20 mg
How does Isoptin (Verapamil) affect the SA and AV nodes?
It depresses their function
Which of the following is a contraindication for the use of Isoptin (Verapamil)?
Wolff-Parkinson-White syndrome
Which of the following is Isoptin (Verapamil) primarily used to control?
Atrial fibrillation
What condition may be exacerbated by Isoptin (Verapamil) in patients with severe Left Ventricular Dysfunction?
Congestive Heart Failure
Which syndrome is a contraindication for the use of Isoptin (Verapamil) due to speeding up accessory pathway conduction?
Wolff-Parkinson-White
In which type of heart block is Isoptin (Verapamil) contraindicated?
Second-degree heart block
How does Isoptin (Verapamil) affect atrial automaticity?
Decreases it
What is the primary indication for using Isoptin (Verapamil)?
Atrial Fibrillation
Which syndrome is a contraindication for the use of Isoptin (Verapamil) due to speeding up accessory pathway conduction?
Wolff-Parkinson-White syndrome
How does Isoptin (Verapamil) affect atrial automaticity?
Decreases it
Which of the following is a potential adverse reaction associated with the use of Isoptin (Verapamil)?
Heart Failure
Which of the following arrhythmias may benefit from Isoptin (Verapamil) administration?
Atrial fibrillation or atrial flutter
What is the recommended intravenous dosing interval for Isoptin (Verapamil) in adults?
Every 15-30 minutes
Which of the following conditions is a contraindication for the use of Isoptin (Verapamil)?
Wolff-Parkinson-White syndrome
Which of the following is a potential adverse reaction associated with Isoptin (Verapamil) administration?
Severe bradycardia
How does Isoptin (Verapamil) exert its effects on cardiac conduction?
By blocking slow calcium channels
What is the primary action mechanism of Isoptin (Verapamil)?
Slows conduction through the AV node pathway
Which of the following is a contraindication for the use of Isoptin (Verapamil)?
Sick sinus syndrome
What is one of the possible adverse reactions associated with Isoptin (Verapamil)?
AV block
In which of the following patients may Isoptin (Verapamil) exacerbate Congestive Heart Failure?
Patients with Left Ventricular Dysfunction
What is the recommended dosing interval for repeat IV administration of Isoptin (Verapamil) in adults?
Every 30 minutes
What is the recommended dosing interval for repeat IV administration of Isoptin (Verapamil) in adults?
Every 30 minutes
Which cardiac syndromes are contraindications for the use of Isoptin (Verapamil) due to speeding up accessory pathway conduction?
Wolff-Parkinson-White Syndrome
What effect does Isoptin (Verapamil) have on the SA and AV nodes?
Slows down conduction through them
Which condition may be exacerbated by Isoptin (Verapamil) in patients with severe Left Ventricular Dysfunction?
Congestive Heart Failure
What are the potential adverse reactions associated with Isoptin (Verapamil) administration?
Hypotension, Heart Block, Bradycardia
What is the primary mechanism by which Isoptin (Verapamil) exerts its effects?
It blocks the slow calcium channels in the SA/AV nodes
Which of the following arrhythmias is not an indication for Isoptin (Verapamil)?
Wide complex tachycardia of unknown type
What is the maximum recommended total intravenous dose of Isoptin (Verapamil) in adults?
20 mg
Which of the following patient populations should be monitored closely when administering Isoptin (Verapamil)?
All of the above
What is the recommended initial intravenous dose of Isoptin (Verapamil) in adults?
2.5 mg over 2 minutes
Which of the following best describes the mechanism of action of Isoptin (Verapamil)?
It blocks the slow calcium channels, affecting SA and AV node conduction
Which of the following arrhythmias is not an indication for Isoptin (Verapamil)?
Ventricular tachycardia
Which of the following syndromes is a contraindication for Isoptin (Verapamil) due to the risk of speeding up accessory pathway conduction?
Wolff-Parkinson-White syndrome
What is the maximum recommended total intravenous dose of Isoptin (Verapamil) in adults?
20 mg
Which of the following adverse reactions is associated with Isoptin (Verapamil) administration?
Severe hypotension
Which of the following is a contraindication for the use of Isoptin (Verapamil)?
Wolff-Parkinson-White syndrome
What is the primary indication for using Isoptin (Verapamil)?
Narrow complex tachycardia not responsive to adenosine
How does Isoptin (Verapamil) affect atrial automaticity?
Decreases atrial automaticity
In which of the following patients may Isoptin (Verapamil) exacerbate Congestive Heart Failure?
Patients with severe left ventricular dysfunction
What is the maximum recommended total intravenous dose of Isoptin (Verapamil) in adults?
20 mg
What is the primary indication for using Isoptin (Verapamil)?
Narrow complex tachycardia not responsive to Adenosine
In which type of heart block is Isoptin (Verapamil) contraindicated?
Third-degree heart block without a pacemaker
Which syndrome is a contraindication for the use of Isoptin (Verapamil) due to the risk of speeding up accessory pathway conduction?
Both Wolff-Parkinson-White and Lown-Ganong-Levine syndromes
What condition may be exacerbated by Isoptin (Verapamil) in patients with severe Left Ventricular Dysfunction?
Congestive Heart Failure
Which of the following is a potential adverse reaction associated with Isoptin (Verapamil) administration?
Severe hypotension
Which type of tachycardia is Isoptin (Verapamil) primarily used to control?
Narrow complex tachycardia
What is the primary mechanism of action of Isoptin (Verapamil)?
Slows conduction through the AV node pathway
Which of the following cardiac syndromes is a contraindication for the use of Isoptin (Verapamil)?
Wolff-Parkinson-White syndrome
Which adverse reaction is associated with Isoptin (Verapamil) administration?
Severe hypotension
In which patients may Isoptin (Verapamil) exacerbate Congestive Heart Failure (CHF)?
Patients with severe left ventricular dysfunction
What is the primary classification of Isoptin (Verapamil)?
Calcium Channel Blocker
Which type of tachycardia is Isoptin (Verapamil) primarily used to control?
Narrow Complex Tachycardia
Which of the following is a contraindication for the use of Isoptin (Verapamil)?
Sick Sinus Syndrome
How does Isoptin (Verapamil) affect the SA and AV nodes?
It depresses the SA and AV nodes
What condition may be exacerbated by Isoptin (Verapamil) in patients with severe Left Ventricular Dysfunction?
Congestive Heart Failure
Which of the following is the recommended initial intravenous dose of Isoptin (Verapamil) for adults?
$2.5 - 5\ \text{mg}$ IVP over 2 minutes
Which of the following arrhythmias is not an indication for Isoptin (Verapamil)?
Wide complex tachycardia of unknown type
Which syndrome is a contraindication for Isoptin (Verapamil) due to the risk of speeding up accessory pathway conduction?
Wolff-Parkinson-White syndrome
What is the primary mechanism of action of Isoptin (Verapamil)?
Blocks slow calcium channels affecting SA/AV nodes
Which of the following is a potential adverse reaction associated with Isoptin (Verapamil) administration?
Severe hypotension
What is a potential adverse reaction associated with Isoptin (Verapamil) administration?
Severe hypotension
Which syndrome is considered a contraindication for using Isoptin (Verapamil) due to the risk of speeding up accessory pathway conduction?
Wolff-Parkinson-White Syndrome
Which action mechanism is attributed to Isoptin (Verapamil)?
Blocks slow calcium channels at the SA/AV node
In which type of heart block is the use of Isoptin (Verapamil) contraindicated?
Third-degree heart block
What cardiac condition may be exacerbated by Isoptin (Verapamil) in patients with severe Left Ventricular Dysfunction?
Congestive Heart Failure
Test your knowledge on Isoptin (trade name) also known by its generic name Verapamil. Learn about its classification as a calcium channel blocker, indications for use, recommended dosages in adults, and contraindications. Prepare for pharmaceutical exams with this quiz.
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