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DIGITALIS
Prepared of digitalis (like the digoxina) they are prescribed to treat ear arrhythmias, since enlentecen the transmission of the bio-electrical impulses generated in aur&iacutÝ Is especially useful if the arrhythmia is causing heart failure, since the heart makes to beat better.
QUINIDINA
Enlentece the generation and the transmission of the bio-electrical impulses generated in the auricle. It is used also in ear arrhythmias: fibrillation, flutter and tachycardia paroxística supraventricular (TPSV).
BETABLOQUEANTES
They act blocking many effects of the adrenaline in the body, in particular the stimulant effect on the heart. The result is that the heart beats more slowly and with less force, for enlentecerse the speed to which the impulses travel from the nodule sinusal to the rest of the heart. They can produce a sensation of fatigue, weariness and litany that limits very much his use. Some of them can diminish the levels of the "good" cholesterol or HDL.
Classification of the betabloqueantes.
| Generic name |
Dose (mg/da) | í Duration (h) |
| Atenolol |
25-100 |
24 |
| Bisoprolol |
5-20 |
24 |
| Metoprolol |
5-200 |
12-24 |
| Nadolol |
20-240 |
24 |
| Oxprenolol |
30-240 |
8-12 |
| Propranolol |
40-240 |
8-12 |
| Timolol |
20-40 |
8-12 |
| Labetalol |
200-1200 |
8-12 |
| Carvedilol |
50-50 |
12-24 |
CALCIOANTAGONISTAS
The bloqueantes of the channels of the calcium prevent the entry of calcium in the cells. This diminishes the tendency of the small arteries to become closer, and also they diminish the frequency and the force of contraction of the heart, with what they diminish his needs for oxygen and nutrients. Two bloqueantes of the channels of the calcium (verapamilo and diltiazem) are used to treat arrhythmias.
Classification of the calcioantagonistas, dose and duration of the action.
| Group |
Sub-group |
Name
generic |
Dose
(mg/día) |
Duration of
action (h) |
| DIHIDROPIRIDINAS |
of the first generation |
Nifedipino |
30-120 |
8 |
| |
of the second generation |
Amlodipino |
2,5-10 |
24 |
| |
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Felodipino |
5-40 |
24 |
| |
|
Nitrendipino |
10-40 |
24 |
| |
|
Lacidipino |
4 |
24 |
| |
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Nicardipino |
20-40 |
12-16 |
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Isradipino |
25 |
12-16 |
| BENZOTIACEPINAS |
|
Diltiacem |
90-360 |
8 |
| FENILALQUILAMINAS |
|
Verapamilo |
80-480 |
8 |
ATROPINA
The cardiac frequency increases, by what it is used in slow arrhythmias or bradicardias.
OTHERS
Amiodarona, aprindina, propafenona, mexiletina, etc. is a series of medications antiarrítmicas that can prescribe him. Consult with his doctor the advantages and disadvantages of these medications.
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