Antiarrhythmics: Difference between revisions
Neil.m.young (talk | contribs) (Text replacement - " ==" to "==") |
Neil.m.young (talk | contribs) (Text replacement - "== " to "==") |
||
Line 1: | Line 1: | ||
== Table == | ==Table == | ||
{| class="wikitable" style="width: 641px; height: 711px;" | {| class="wikitable" style="width: 641px; height: 711px;" |
Revision as of 03:10, 6 July 2016
Table
Class | Known as | Examples | Mechanism | Clinical uses |
---|---|---|---|---|
Ia | fast-channel blockers-Affect QRS complex |
|
(Na+) channel block (intermediate association/dissociation) |
|
Ib- Do not affect QRS complex |
|
(Na+) channel block (fast association/dissociation) |
| |
Ic |
|
(Na+) channel block (slow association/dissociation) |
| |
II | Beta-blockers |
|
beta blocking Propranolol also shows some class I action |
|
III |
|
K+ channel blocker Sotalol is also a beta blocker Amiodarone has Class I, II, and III activity |
| |
IV | slow-channel blockers |
|
Ca2+ channel blocker |
|
V | Work by other or unknown mechanisms (Direct nodal inhibition). |
Used in supraventricular arrhythmias, Or in the case of magnesium sulfate, used in torsade de pointes. |
See Also
References
- Katzung & Trevor's Pharmacology