Medicine Name: Tusq-D Cough Lozenges Orange. Composition: Amylmetacresol (0.6mg) + Dextromethorphan Hydrobromide (5mg). Side Effects: Headache Sedation Double vision Vomiting Diarrhea Dryness in mouth Nervousness Nausea Decreased appetite Heartburn Dizziness Weakness Discomfort when urinating Polyuria.