Promethazine HCl Oral Resolution need to be utilized with caution in individuals with bone-marrow depression. Leukopenia and agranulocytosis are already documented, ordinarily when Promethazine (Promethazine HCl) has long been Employed in Affiliation with other recognised marrow-harmful brokers.Disposal of Unused Promethazine HCl and Codeine Phosp