A 33-year-old member asked:
Long term side effects of phenergan (promethazine)?
1 doctor answer • 2 doctors weighed in
Dr. Joseph Woodsanswered
Pathology 28 years experience
Seizures, rare.: Rare side effects include seizures, and neuroleptic malignant syndrome, a life-threatening neurological disorder. This consists of muscle rigidity, fever, autonomic instability, and cognitive changes such as delirium, and is associated with elevated plasma creatine phosphokinase.
5.9k viewsReviewed >2 years ago
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
Last updated Jul 12, 2020
People also asked
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership
Disclaimer:
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.