1 Slowly stir in curry powder. Once ingredients are blended together, add chicken breasts. Cover skillet and simmer over medium low heat for about 45 minutes or until chicken is cooked through and no longer pink inside.  Remove cover from skillet and cook for an additional 15 minutes, until sauce reduces.
DRUG CLASS AND MECHANISM: Promethazine is in a class of drugs called phenothiazines which also includes chlorpromazine, and trifluoperazine; however, unlike the other drugs in this class, promethazine is not used as an anti-psychotic but rather as an anti-histamine, sedative, antiemetic (anti-nausea), and cough suppressant.
Promethazine hydrochloride (PhenerganÂ®) is a prescription medication used for a variety of different uses. It is most commonly used for treating nausea and vomiting, but is frequently used for other purposes too. As a sedating antihistamine, promethazine belongs to a group of drugs known as phenothiazines. It has several different effects in the body and the brain. Many of these effects are likely due to its antihistamine activity, since promethazine also works by blocking histamine receptors.