Country: South Africa
Language: English
Source: South African Health Products Regulatory Authority (SAHPRA)
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NETHAPRIN Expectorant SCHEDULING STATUS: S2 PROPRIETARY NAME (and dosage form): NETHAPRIN Expectorant COMPOSITION: Each 5 mL contains: Etafedrine hydrochloride 20 mg Ambuphylline 60 mg Doxylamine succinate 6 mg Glycerylguaiacolate 100 mg Alcohol 10% v/v Methylparaben 0,08% m/v, propylparaben 0,02% m/v added as preservatives. PHARMACOLOGICAL CLASSIFICATION: A 10.1 Antitussives and expectorants. PHARMACOLOGICAL ACTION: Etafedrine: a sympathomimetic agent, acts on the sympathetic receptors of the bronchial tree relaxing spasm in a manner similar to that of ephedrine. Ambuphylline: a theophylline salt, acts rapidly and directly on smooth muscles of the bronchi to relax spasm. Ambuphylline, as with xanthines, generally also acts to lessen oedema of the bronchial mucosa. Doxylamine : an antihistamine, probably acts by antagonising the effects of histamine that cause bronchospasm. Doxylamine provides a mild calming effect. Glycerylguaiacolate : reduces the tenaciousness of the sputum and increase bronchial secretions. INDICATIONS: Conditions characterized by bronchial congestion and bronchospasm when an expectorant and bronchodilator action is desired, such as in acute bronchitis, acute episodes of chronic bronchitis and bronchial asthma. CONTRA-INDICATIONS: Do not administer concurrently with monoamine oxidase inhibitors, or to patients with known hypersensitivity to any of its ingredients. This preparation should not be used during the first trimester of pregnancy. DOSAGE AND DIRECTIONS FOR USE: Adults and children over 12 years: 1 - 2 medicine measurefuls (5 - 10 mL) every 3 or 4 hours. Children (6 - 12 years): ½ - 1 medicine measureful (2,5 - 5 mL) every 3 or 4 hours. Children under 6 years: ¼ - ½ medicine measureful (1,25 Read the complete document