Carcinogenicity scientific studies had been carried out with codeine. Two-calendar year scientific studies in F344/N rats and B6C3F1 mice were being carried out to assess the carcinogenic likely of codeine. No evidence of tumorigenicity was observed in male and woman rats at codeine dietary doses nearly 70 and 80 mg/kg/day https://elliotjidyt.blogspothub.com/27501816/what-does-promethazine-with-codeine-mean