Iophen C Nr Liquid How Much Codeine Is In Promethazine Syrup With Codeine Home › Forums › General Discussion › Iophen C Nr Liquid How Much Codeine Is In Promethazine Syrup With Codeine Tagged: Iophen C Nr Liquid How Much Codeine Is In Promethazine Syrup With Codeine This topic has 0 replies, 1 voice, and was last updated 7 years, 7 months ago by JohnnywoolF. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In