| Question |
Answer |
| Adenosine other names | Adenocard |
| Class: | Antiarrhythmic |
| Pharmacology and Actions | A. Endogenous nucleoside – present in all cell bodies |
| Pharmacology and Actions | B. Slows conduction time through the A-V node |
| Pharmacology and Actions | C. Can interrupt reentry pathways through the A-V node |
| Pharmacology and Actions | D. Removed rapidly from circulation by erythrocytes and vascular endothelial cells. Half life is less than 10 seconds |
| Indications | A. PSVT, SVT |
| Indications | B. PSVT associated with WPW |
| Contraindications | A. Does not convert Atrial Flutter, Atrial Fibrillation, or Ventricular Tachycardia |
| Contraindications | B. Second or third degree A-V block |
| Contraindications | C. Sick sinus syndrome |
| Precautions and Side Effects | A. Antagonized by caffeine and theophylline due to prevention of adenosine binding at receptor sites. May need larger dose. |
| Precautions and Side Effects | B. Potentiated by dipyridamole (persantine). May need smaller dose. |
| Precautions and Side Effects | C. May produce a short lasting first, second, or third degree heart block |
| Precautions and Side Effects | D. In extreme cases it may cause prolonged asystole. |
| Precautions and Side Effects | E. May produce arrhythmias at the time of conversion which should only last a short while including PVC’s, PAC’s, sinus brady, sinus tach, skipped beats and varying degrees of A-V blocks |
| Precautions and Side Effects | F. Tegretol may result in development of high-degree blocks. May need smaller dose. |
| Precautions and Side Effects | G. May cause dizziness, flushing, HA, numbness in arms, dyspnea, chest pain, palpitations, nausea, chest pressure, bronchospasm, feeling of impending doom and heaviness in arms and neck |
| Dosages and supplied | 1st dose 6mg push, 2nd & 3rd dose 12mg. max 30mg..... supplied 6mg/2ml or 12mg/4ml |
Poultry
