A first generation antihistamine, which also possesses anticholinergic, strong sedative and antipsychotic properties. Once commonly used as a treatment for psychosis, it is now more commonly seen as a component of Codeine cough syrups as an anti-nausea agent.
Common drugs are those which are well known and widely used among the drug community. This doesn't necessarily mean they are safe, but it usually comes with a longer relative history of use in humans with which to establish a safety profile.
NOTE: This is what is normally used in medicinal settings, and is usually what is prescribed to you, since it has anticholinergic properties; IE; Delirant.
No interaction information for Promethazine