# Promethazine Hcl (Promethazine Hydrochloride)

Source: https://ourhealthnetwork.com/drugs/promethazine-hcl
Data: FDA Orange Book and OpenFDA, refreshed periodically

## What is Promethazine Hcl?

Promethazine Hcl (brand name: Promethazine Hydrochloride) is a phenothiazine taken rectal. It is prescribed to treat urticaria, nausea, rhinitis. Across the United States, 34,000 doctors prescribe Promethazine to approximately 199,000 Medicare patients.

## Brand names

Promethazine Hydrochloride

## Indications

Promethazine Hcl is prescribed for several conditions including urticaria, nausea, rhinitis, among others.

## Conditions treated

- [Urticaria](https://ourhealthnetwork.com/conditions/urticaria)
- [Nausea](https://ourhealthnetwork.com/conditions/nausea)
- [Rhinitis](https://ourhealthnetwork.com/conditions/rhinitis)
- [Allergic](https://ourhealthnetwork.com/conditions/allergic)
- [Perennial](https://ourhealthnetwork.com/conditions/perennial)
- [Postoperative Complications](https://ourhealthnetwork.com/conditions/postoperative-complications)
- [Conjunctivitis](https://ourhealthnetwork.com/conditions/conjunctivitis)
- [Allergic](https://ourhealthnetwork.com/conditions/allergic)
- [Vomiting](https://ourhealthnetwork.com/conditions/vomiting)
- [Motion Sickness](https://ourhealthnetwork.com/conditions/motion-sickness)
- [Pain](https://ourhealthnetwork.com/conditions/pain)
- [Anaphylaxis](https://ourhealthnetwork.com/conditions/anaphylaxis)

## Mechanism of action

blocking the action of a certain natural substance in the body

## Drug classification

- Established Pharmacologic Class: phenothiazines
- Route of administration: RECTAL

## Common side effects

blurred vision, drowsiness, somnolence

## Sources and disclaimers

- FDA Orange Book and OpenFDA dataset
- This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional before starting, stopping, or changing any medication.

## Related

- [All drugs](https://ourhealthnetwork.com/drugs)
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- [Methodology](https://ourhealthnetwork.com/methodology)