Vasovagal: A side effect of the medication you are taking (promethazine) is lightheadedness and dizziness. Or, when you are overheated, your blood vessels dilate and you get lightheaded. Pay attention to drug effect. Stay well hydrated. See MD if persists.
Answered 6/29/2015
2.6k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question