| Category of Drug | Quinidine is Antiarrhythmic Drugs |
| Mechanism of Action | |
| Indications | Quinidine is used for 1. Suppression of supraventricular arrhythmias and ventricular arrhythmias 2. Maintenance of sinus rhythm after cardioversion of atrial fibrillation |
| Well Known Pharmaceutical Brands | |
| Available dosage forms | TABLETS |
| Dose | |
| Contraindications | 1. Complete heart block 2. Myasthenia gravis 3. History of embolism |
| Precautions | 1. Paral heart block 2. Extreme care in uncompensated heart failure 3. Myocarditis 4. Severe myocardial damage 5. Myasthenia gravis 6. Acute infections or fever 7. Pregnancy 8. Lactations |
| Adverse Effects | 1. Hypersensitivity reactions 2. Nausea 3. Vomiting 4. Diarrhoea 5. Rashes 6. Anaphylaxis 7. Purpura 8. Pruritus 9. Urticaria 10. Cardiac effects include myocardial depression 11. Heart failure 12. Ventricular arrhythmias and hypotension |
| Pregnancy Category | C |
