Acebrophylline Pharmacology

Acebutolol Pharmacology
 
Acebutolol
About Acebutolol
Cardio selective beta blocker, Antihypertensive,Antiarrhythmias
Mechanism of Action of Acebutolol
Acebutolol is a cardioselective ?-adrenergic antagonist with little effect on the bronchial receptors. It exhibits some intrinsic sympathomimetic activity and membrane-stabilizing properties.It decreases oxygen consumption and cardiac work.It prevent the release of rennin.It reduces blood pressure.Acebutolol also act as antiarrythmic agent due to beta blocking action.
Pharmacokinets of Acebutolol
Absorption: Absorbed after oral administration
Distribution: Distributed in the body,crosses blood brain barrier
Metabolism: Metabolised in the liver
Excretion: Excreted through urine
Onset of Action for Acebutolol
1 to 3 hrs
Duration of Action for Acebutolol
12 to 24 hrs
Half Life of Acebutolol
3 to 4 hrs
Side Effects of Acebutolol
1.Fatigue
2.Bradycardia
3.Heart block
4.Bronchospasm
5.GI disturbances
6.Male impotence
7.Skin rash
8.Muscle cramps
Contra-indications of Acebutolol
1.Hypersensitivity to beta blockers
2.Asthma
3.Heart block greater than first degree
4.Insulin dependent diabetics with frequent hypoglycemic episode
5.Overt heart failure
6.Severe bradycardia
Special Precautions while taking Acebutolol
1.Kidney diseases
2.Liver diseases
3.Diabetes
4.Angina
5.Heart failure
6.Hyperthyroidism
Pregnancy Related Information
Use with caution
Old Age Related Information
Use with caution
Breast Feeding Related Information
Contraindicated
Children Related Information
Use with caution
Indications for Acebutolol
1.Hypertension
2.Ventricular and atrial cardiac arrhythmia
3.Acute myocardial infarction In high risk patients
4.Smith-Magenis syngrome
Interactions for Acebutolol
Clonidine: May enhance or reverse acebutolol`s antihypertensive effect; potentially life-threatening situations may occur, especially on withdrawal
NSAIDs: Some agents may impair antihypertensive effect
Prazosin: May cause increase in orthostatic hypotension
Verapamil: Effects of both drugs may be increased
Typical Dosage for Acebutolol
Hypertension:
Adult: Initially, 400 mg once daily or 200 mg bid. If necessary, may increase dose after 2 wk to 400 mg bid. Up to 1.2 g daily
Angina pectoris:
Adult: 400 mg once daily or 200 mg bid up to 300 mg tid. Up to 1.2 g daily
Cardiac arrhythmias:
Adult: Initially, 200 mg bid up to 1.2 g daily in divided doses as required
Schedule of Acebutolol
H
Storage Requirements for Acebutolol
Store at controlled room temperature of 20?C to 25?C (68?F to 77?F). Protect from light and dispense in a light-resistant, tight container.Keep out of the reach of children
Effects of Missed Dosage of Acebutolol
N/A
Effects of Overdose of Acebutolol
N/A
Acebrophylline Pharmacology
Acebrophylline
About Acebrophylline
Bronchodilator, Mucoregulator, Antiinflamatory drug,salt of theophylline-7- acetic acid with ambroxol.
Mechanism of Action of Acebrophylline
Theophylline-7-acetate ha bronchodilator effect due to inhibition of the intracellular phosphodiesterases, followed by increase in cyclic AMP level which promote the relaxation of bronchial muscles. Ambroxol act as a mucolytic agent by increases the mucociliary clearance by stimulating cilia motility. Acebrophylline inhibit the synthesis and release of leukotrienes and tumoir necrosis factor and reduces inflammation.
Pharmacokinets of Acebrophylline
Absorption: Absorbed after oral administration
Distribution: Widely distributed in the body
Metabolism: Metabolised in the liver
Excretion: Excreted through urine
Onset of Action for Acebrophylline
1 to 2 hours
Duration of Action for Acebrophylline
N/A
Half Life of Acebrophylline
4 to 9 hours
Side Effects of Acebrophylline
1.Abdominal discomfort
2.Stomach/abdominal distension
3.Vomiting
4.Diarrhea
5.Constipation
6.Esophageal bleeding
Contra-indications of Acebrophylline
1.Hypersensitivity to ambroxol and xanthine derivative
2.Myocardial infraction
3.Hypotension
4.Renal disease
5.Liver disorder
6.Hemodynamic instability and arrhythmias
Special Precautions while taking Acebrophylline
1.Cardiac insufficiency
2.Gastro intestinal disorders
3.Epilepsy and hyperthyroidism
Pregnancy Related Information
Contraindicated
Old Age Related Information
Use with caution
Breast Feeding Related Information
Contraindicated
Children Related Information
Use with caution
Indications for Acebrophylline
1.COPD
2.Bronchial asthma
3.Bronchitis
4.Sinusitis
Interactions for Acebrophylline
The concomitant use of acebrophylline and frusimide can potentiate dieresis
Concomitant use of acebrophylline with reserpine can cause tachycardia
Phenytoin and barbiturates decreases the plasma concentration of acebrophylline
Typical Dosage for Acebrophylline
Adult : 100 mg twice daily
Children up to 2 years, it`s half a teaspoon, twice daily.
Age 2 to 5 is half a teaspoon, three times a day
Children age over 5, its a teaspoon 2 to 3 times a day.
Schedule of Acebrophylline
H
Storage Requirements for Acebrophylline
Store in a cool dry place and protect from light. Keep out of the reach of children
Effects of Missed Dosage of Acebrophylline
N/A
Effects of Overdose of Acebrophylline
N/A

 

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