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Antianginal drugs (Organic nitrates. (Mechanism of action. (It relieve…
Antianginal drugs
Organic nitrates.
Mechanism of action.
Act directly on the plain muscle of the body.
Causes muscles to relax.
It release nitrate oxide.
It act as a vasodilator.
It relieve pain.
Vasodilation.
Dilating coronary arteries.
Indications.
Angina of effort.
Relieve pain.
Heart failure.
Blood pressure.
Nursing consideration.
Contra-indications.
Allergic symptomps to medication.
History of intracranial pressure.
severe anaemia.
Right- sided myocardial infarction.
Hypersensitivity to nitroglycerin.
Side effects.
Nausea.
Vomiting.
Headache.
Flushes.
Postural hypotension.
Storage condition.
Room temperature.
Put away from light.
Cool dry place.
Away from heat.
Away from moisture.
Route of admnistration.
Suck.
Sublingual
Calcium channel blockers.
Mechanism of action.
Calcium ions necessary for cntraction of muscle fibres.
Blocks entery of calcium ions into muscle fibres.
Relaxes muscles.
Dilates muscles.
Indications.
Arrythmias.
Angina.
High blood pressure.
Nursing considerations.
Contra-indications.
Pre-existing bradycardia.
Conduction defects.
Hypersensitivity.
Very low blood pressure.
Shock.
Side effects.
Dizziness.
Headache.
Irregular heart rate.
Constipation.
Gingival overgrowth.
Rash.
Storage condition.
Room temparature(15 to 25 degrees celcius.)
Route of administration.
Oral.
Parenteral.
Beta-blockers.
Mechenism of action.
Reduce blood pressure.
Block the effects of hormone epinephrine.
Heart beat more slowly.
Less force reduce blood pressure.
Indications.
Angina pectoris.
Cardiac arrythmias.
Atrial fibrillation.
Reduce heart rate.
Nursing considerations.
Contra-indications.
Bradycardia.
Asthma.
Decompensated heart failure.
Diebetic patients pron to hypoglycemia.
Bronchospasm.
Side effects.
Diarrhea.
Stomach cramps.
Nausea.
Vomiting.
Insomnia.
Storage condition.
Room temperature.
Away from moisture.
Away from light..
Route of administration.
Orally.
Examples.
Glyceryl trinitrate.
Isosorbide dinitrate.
Isosorbide mononitrate.