NREMT® Paramedic > EMT-P (2) Cardiology and Resuscitation > Cardiac Medications > Flashcards

Cardiac Medications Flashcards

Practice the cardiac medications used in cardiovascular emergencies (46 cards)

Study These Flashcards
1
Q

Mechanism of action.

Adenosine

A

Slows conduction through AV node and interrupts re-entrant pathways.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Indications:

Adenosine

A

SVT

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Adult and pediatric dosage.

Adenosine

A
  • Adult: 6 mg, 12 mg fast IVP
  • Pediatric: 0.1 mg/kg, 0.2 mg/kg
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Mechanism of action.

Amiodarone

A

Inhibits Na(+) and K+ channels and delays repolarization.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Indications:

Amiodarone

A
  • V-Fib
  • V-Tach
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Adult and pediatric dosage.

Amiodarone

A

Adult:

  • V-tach w/ Pulse: 150 mg in 100 mL D5W over 10 min, then 1 mg/min infusion
  • Pulseless V-tach/V-fib: 300mg, 150mg

Pediatric:

  • V-tach w/ Pulse: 5mg/kg/20-60min
  • Pulseless V-tach/V-fib: 5mg/kg MAX 300mg; MAX total 15mg/kg
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Mechanism of action.

Aspirin

A

Antiplatelet agent

Antiaggregate

It stops platelets from clumping together

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Indications:

Aspirin

A

chest pain/STEMI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Adult and pediatric dosage.

Aspirin

A
  • Adult: 160-325 mg PO
  • Pediatric: N/A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Mechanism of action.

Atropine

A

Acetylcholine antagonist

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Indications:

Atropine

A
  • Bradycardia
  • Pediatric RSI
  • Organophosphate poisoning
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Adult and pediatric dosage.

Atropine

A
  • Adult: 1mg Q 3-5 min
  • Pediatric: 0.02 mg/kg
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Mechanism of action.

Calcium Chloride

A

Increases cardiac contraction.

Inotropic effect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Indications:

Calcium Chloride

A
  • Hyperkalemia
  • Hypocalcemia
  • Calcium channel blocker/beta blocker toxicity
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Adult and pediatric dosage.

Calcium Chloride

A

Adult: Hyperkalemia & Toxicity: 500-1000mg

Pediatric: Hyperkalemia & Toxicity: 20mg/kg MAX 1g

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Mechanism of action.

Diltiazem

A

calcium channel blocker

Blocks calcium influx during depolarization.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Indications:

Diltiazem

A

Atrial Fibrillation/Flutter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Adult and pediatric dosage.

Diltiazem

A

Adult: 0.25mg/kg; 0.35mg/kg MAX 20mg (first dose), 25mg (second dose); Infusion: 5-15mg/hr

Pediatric: N/A

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Mechanism of action.

Dobutamine

Study These Flashcards
A

Increases myocardial contractility, stroke volume, and cardiac output.

20
Q

Indications:

Dobutamine

Study These Flashcards
A

Cardiogenic shock, CHF

21
Q

Adult and pediatric dosage.

Dobutamine

Study These Flashcards
A

Adult & Pediatric: 2-20 mcg/kg/min

22
Q

Mechanism of action:

Dopamine

Study These Flashcards
A

Increases inotropic and chronotropic effects.

23
Q

Indications:

Dopamine

Study These Flashcards
A
  • Cardiogenic shock
  • Septic shock
  • Distributive shock
  • Bradycardia
24
Q

Adult and pediatric dosage.

Dopamine

Study These Flashcards
A

Adult & Pediatric: 2-20 mcg/kg/min

25
# Mechanism of action. Epinephrine
* Alpha-1 agonist * Beta-1 agonist * Beta-2 agonist
26
# Indications: Epinephrine ## Footnote *Hint: Cardiac*
* Asystole * PEA * V-fib * Pulseless V-tach * Bradycardia
27
# Adult and pediatric dosage. Epinephrine ## Footnote Hint: cardiac
**Adult**: * Asystole/PEA/Pulseless V-Tach/V-Fib: 1 mg IV/IO * Bradycardia/Hypotension: 2-10 mcg/min **Pediatric**: * Asystole/PEA/Pulseless V-tach/V-Fib: 0.01 mg/kg IV/IO * Bradycardia: 0.01 mg/kg IV/IO * Infusion: 0.1 - 1 mcg/min
28
# Mechanism of action. Furosemide
**Inhibits absorption of chloride and sodium** at proximal and distal tubules and loop of Henle. ## Footnote It can cause an increase in urine output.
29
# Indications: Furosemide
* CHF * Pulmonary edema * Hypertensive crisis
30
# Adult and pediatric dosage. Furosemide
* **Adult**: 0.5 - 1 mg/kg; if no response, double the dose * **Pediatric**: 1 mg/kg
31
# Mechanism of action. Labetalol
**Alpha and beta antagonist**, it decreases blood pressure.
32
# Indications: Labetalol
It is used for managing moderate to severe **hypertension**.
33
# Adult and pediatric dosage. Labetalol
* **Adult**: 10mg IV; repeat or double Q 10min; Infusion: 2-8 mg/min * **Pediatric**: N/A
34
# Mechanism of action. Lidocaine
**Sodium channel blocker**; decreases automaticity.
35
# Indications: Lidocaine
* V-Tach * V-Fib
36
# Adult and pediatric dosage. Lidocaine
**Adult**: * Pulseless V-tach/V-Fib: 1-1.5 mg/kg; repeat .5-.75 mg, MAX 3 mg/kg * Stable V-Tach: 1-1.5 mg/kg; repeat .5-.75 mg/kg Q 5-10min, MAX 3mg/kg * Infusion: 1-4 mg/min **Pediatric**: * Pulseless V-tach/V-Fib: 1 mg/kg, MAX 100mg * Infusion: 20-50 mcg/kg/min
37
# Mechanism of action. Metoprolol
Decreases HR, conduction, contractility, and cardiac output. ## Footnote Selective Beta-1 antagonist
38
# Indications: Metoprolol
* PSVT * A-Flutter * A-Fib * Reduces oxygen demand in STEMI patients
39
# Adult and pediatric dosage. Metoprolol
**Adult**: STEMI: 2-4mg NSTEMI/Unstable Angina: 1-5mg **Pediatric**: 0.1 - 0.2 mg/kg, MAX 5mg
40
# Mechanism of action. Nitroglycerine
* Dilates peripheral arteries * Decreases preload and afterload * Vasodilator
41
# Indications: Nitroglycerine
* Acute angina * NSTEMI * STEMI * CHF * Pulmonary edema * Hypertension
42
# Adult and pediatric dosage. Nitroglycerine
**Adult**: * Tablet: 0.4 mg * Spray: 1-2 sprays, MAX 3 sprays * Infusion: 10 mcg/min; increase by 10 mcg/min Q 3-5 min, MAX 200 mcg/min **Pediatric**: N/A
43
# Mechanism of action. Norepinephrine
* Vasopressor * **Alpha and beta agonist** causing peripheral vasoconstriction. ## Footnote Positive inotropic effect and dilates coronary arteries.
44
# Indications: Norepinephrine ## Footnote Hint: cardiac
* cardiogenic shock * significant hypotension
45
# Adult and pediatric dosage. Norepinephrine
**Adult**: 0.1-0.5 mcg/kg/min **Pediatric**: 0.1-0.2 mcg/kg/min
46
# Adult and pediatric dosage. Nitropaste
**Adult**: ½'' to ¾'' (15-30 mg); cover with wrap and secure, MAX 5'' (75 mg) **Pediatric**: N/A
EMT-P (2) Cardiology and Resuscitation
flashcards
Decks in class (8)
# Cards
Brainscape helps you reach your goals faster, through stronger study habits.
© 2026 Bold Learning Solutions. Terms and Conditions