Examine This Report on codeine promethazine
When provided concomitantly with promethazine, the dose of barbiturates need to be lessened by a minimum of a single-50 percent, as well as the dose of narcotics really should be decreased by one-quarter to one-half. Dosage have to be individualized. Excessive quantities of promethazine HCl relative to the narcotic might bring about restlessness an