To ensure that you get a correct dose, measure the liquid forms of Makatussin Comp. with a special dose-measuring spoon or cup, not with a regular tablespoon. Codeine is contraindicated in patients World health organization are known to Beryllium ultrafast CYP2D6 metabolisers: Codeine is converted rein its active metabolite morphine https://researchchemicalhub.com/product/codein-kaufen-sirup/