NOT KNOWN FACTUAL STATEMENTS ABOUT QUAGEN CODEINE PROMETHAZINE

When specified concomitantly with promethazine, the dose of barbiturates really should be minimized by a minimum of a single-50 percent, and also the dose of narcotics really should be diminished by a person-quarter to 1-50 %. Dosage have to be individualized. Excessive quantities of promethazine HCl relative into a narcotic may perhaps lead to res