Acetylcysteine exerts an intense mucolytic action on mucous and mucopurulent secretions, by depolymerizing the mucoproteic complexes and the nucleic acids which confer viscosity to the vitreous and purulent component of the sputum and of other secretions. It exerts a direct antioxidant action.

Indications: Reduction of viscosity of mucous secretions of the respiratory tract, antidote in for paracetamol poisoning.

Cautions: patients with asthma, liver cirrhosis and peptic ulcer disease. advised to drink plenty of water per to prevent cysteine renal stones which are rare but can occur.

Contra-indications: Hypersensitivity.

Side Effects: are considered rare but may include allergic reactions (pruritus, urticaria, rash, angioedema), dyspnea, bronchospasm, stomatitis, abdominal pain, nausea, vomiting and diarrhoea.

Dose: Above 6 years of age or adults. 600mg 1 to 2 times a day preferably in the evening.