Last reviewed · How we verify

hydroxyethylpromethazine

unknown active ✓ Verified May 2026

hydroxyethylpromethazine is a hydroxyethylpromethazine drug. It is currently in unknown development.

Hydroxyethylpromethazine is thought to work by interacting with the body's histamine receptors, but the exact details of its mechanism are unclear.

Hydroxyethylpromethazine is a small molecule with antihistamine and anticholinergic properties. It is structurally analogous to promethazine.

At a glance

Generic namehydroxyethylpromethazine
Drug classhydroxyethylpromethazine
Therapeutic areaOther
Phaseunknown

Mechanism of action

Imagine your body has a system to regulate how you feel and react to things, and histamine is a key player in that system. Hydroxyethylpromethazine is thought to affect how histamine works, but we don't know exactly how it does that or what effects it has on the body. This can lead to changes in how you feel, such as drowsiness or relaxation.

Approved indications

No approved indications tracked.

Common side effects

No common side effects on file.

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Frequently asked questions about hydroxyethylpromethazine

What is hydroxyethylpromethazine?

hydroxyethylpromethazine is a hydroxyethylpromethazine drug.

How does hydroxyethylpromethazine work?

Hydroxyethylpromethazine is thought to work by interacting with the body's histamine receptors, but the exact details of its mechanism are unclear.

What drug class is hydroxyethylpromethazine in?

hydroxyethylpromethazine belongs to the hydroxyethylpromethazine class. See all hydroxyethylpromethazine drugs at /class/hydroxyethylpromethazine.

What development phase is hydroxyethylpromethazine in?

hydroxyethylpromethazine is in unknown.

Related

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing