Anaphylaxis: Anaphylaxis has been described with codeine, one of several ingredients in promethazine HCl and codeine phosphate oral Remedy. Absorption Codeine is absorbed through the gastrointestinal tract with maximum plasma concentration transpiring sixty minutes publish administration. The presence of a large-fat, significant-calorie meal didn't appreciably effects the PK of codeine. https://andreskpbqt.blogdeazar.com/32409638/5-easy-facts-about-akorn-promethazine-codeine-described