Long-term Studies to evaluate the carcinogenic potential of the combination of codeine and acetaminophen have not been performed. Embryo-Fetal Toxicity Inform feminine patients of reproductive potential that acetaminophen and codeine phosphate tablets can cause fetal hurt and to inform the prescriber of a regarded or suspected pregnancy (see PRECAUTIONS, Pregnancy). https://codeine.store/product/dafalgan-codeine-500-mg/