Medicine Name: E-Tag Syrup. Composition: Terbutaline (1.25mg/5ml) + Acebrophylline (50mg/5ml) + Guaifenesin (50mg/5ml). Side Effects: Nausea Diarrhea Vomiting Stomach pain Loss of appetite Constipation Heartburn Increased heart rate Dizziness Headache Rash Hives Itching Drowsiness Tremors Breathing problems Increased white blood cell count Nasal inflammation.