• Image of Phenergan medication Image of Phenergan medication
    • PROMETHAZINE HCL (Generic for PHENERGAN)

    • QTY 30
    • 25 MG
    • Tablet
    • Near  27340

PROMETHAZINE (proe METH a zeen) prevents and treats the symptoms of an allergic reaction. It works by blocking histamine, a substance released by the body during an allergic reaction. It may also help you relax, go to sleep, and relieve nausea, vomiting, or pain before or after procedures. It can also prevent and treat motion sickness. It works by helping your nervous system calm down and blocking substances in your body that may cause nausea and vomiting. It belongs to a group of medications called antihistamines.


PROMETHAZINE HCL (Generic for PHENERGAN) Lifestyle Interactions

  • Promethazine Hydrochloride 25mg, Oral tablet

    Interaction: Cannabis
    Severity: Major
    Notes for Consumers: Discuss cannabis use with your care team. The effects of your medication may be altered if used with cannabis. Call emergency services right away if you experience slow or shallow breathing, shortness of breath, feeling faint, dizziness, confusion, or trouble staying awake.
    Notes for Professionals: Advise patients to avoid cannabis use while taking CNS depressants due to the risk for additive CNS depression and potential for other cognitive adverse reactions.
  • Promethazine Hydrochloride 25mg, Oral tablet

    Interaction: Alcohol
    Severity: Major
    Notes for Consumers: Do not drink alcohol while taking this medication. Drinking alcohol while taking this medication can cause serious side effects, such as central nervous system (CNS) depression, and can increase the risk of falling. Call emergency services right away if you experience symptoms of CNS depression: slow or shallow breathing, shortness of breath, feeling faint, dizziness, confusion, trouble staying awake.
    Notes for Professionals: Advise patients to avoid alcohol consumption while taking CNS depressants. Alcohol consumption may result in additive CNS depression.
  • Promethazine Hydrochloride 25mg, Oral tablet

    Interaction: Tobacco
    Severity: Major
    Notes for Consumers: Do not smoke or use tobacco products while taking this medication. When used together, your medication may not work as well for you.
    Notes for Professionals: Advise patients to avoid smoking tobacco while taking phenothiazines. Tobacco smoking may increase the clearance of phenothiazines, which may reduce their efficacy.

DISCLAIMER: This drug information content is provided for informational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Patients should always consult their physician with any questions regarding a medical condition and to obtain medical advice and treatment. Drug information is sourced from GSDD (Gold Standard Drug Database ) provided by Elsevier.