Infertility Continual utilization of opioids, for instance codeine, a part of promethazine HCl and codeine phosphate oral solution, might result in diminished fertility in females and males of reproductive likely. Promethazine is metabolized via the liver to various inactive metabolites such as sulfoxides of promethazine, N-demethylpromethazine along with other glucuronides. https://rylanhueni.theisblog.com/32460218/the-best-side-of-akorn-codeine