Read the side effects of Promethazine as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Central Nervous System
Drowsiness, blurred vision, dizziness, confusion, disorientation, weakness, ringing in the ear, incoordination, fatigue, emotion, nervousness, double vision, sleeplessness, tremors, convulsive seizures, excitement and hallucinations.
Increased or decreased blood pressure, fast/slow heart rate and faintness.
Skin inflammation, sensitivity to light and hives.
Bruising, decrease in white blood cells and platelets.
Dry mouth, nausea, vomiting and jaundice.
Asthma, nasal stuffiness and respiratory depression.
Other Precautions :
* It may affect blood sugar level; monitor sugar level regularly.