antiarrythmic and antianginal drugs

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Across
  1. 2. It prolongs P-R interval in ECG.
  2. 5. It has prominet cardiac depressant and anticholinergic actions
  3. 7. This drug is preferred if patients have contraindications to one or more traditional antianginal drugs
  4. 8. Antiarrythmic drug also used as local anaesthetic.
  5. 9. Niocarandil incrases _______ tolerance in anginal patients.
  6. 10. It is a pottent sodium channel blocker
  7. 12. A newer potassium channel opener
  8. 13. An adverse effect of nitrates
  9. 14. The drug which act by increasing c-GMP concentration in cytosol
Down
  1. 1. Prior _________ is done before quinidine therapy.
  2. 3. It causes more peripheral vasodilation than other CCBs.
  3. 4. It is as moderate stabilizing agent
  4. 6. It is used to treat tachyarrythmia precipitated by sympathetic stimulation.
  5. 11. One of the adverse effects of quinidine
  6. 13. Throbbing pulsatile headache is an adverse effect of nitrates produced due to dilation of _____ vessels.