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Paracetamol: Overdose of paracetamol usually involves 4 phases with the following signs and symptoms: Eating disorder, nausea, vomiting, malaise, and excessive sweating.
Right upper abdominal pain or tenderness, liver enlargement which may be characterized by abdominal discomfort of "feeling full", elevated bilirubin and liver enzyme concentrations, prolongation of prothrombin time, and occasionally decreased urine output.
Eating disorder, nausea, vomiting, and malaise recur and signs of liver failure (e.g., jaundice) and possibly kidney failure and cardiomyopathy (disorder of the heart muscle) may develop.
Recovery or progression to fatal complete liver failure.
Phenylephrine HCl: Increased blood pressure; headache; seizures; palpitation; paresthesia (sensation of tingling, pricking or numbness of the skin); cerebral hemorrhage (bleeding from a ruptured blood vessel in the brain).
Chlorphenamine maleate: Extreme sleepiness or prolonged drowsiness; weakness; hallucination; convulsion; agitation; irritability; tachycardia; coma.
What to do when the patient has taken more than the recommended dosage: If the patient has taken more than the recommended dosage, consult a doctor or contact a poison control center right away, even if the patient seems well, because of the risk of delayed, serious liver damage. Quick medical attention is important for adults as well as for children even if the patient do not notice any signs or symptoms.
