Methods and systems for a drug supply with an associated dosing regimen are described. Sachets may to store at least one pharmaceutical drug. A dosing bag holds at least one sachet and stores a specific pharmaceutical dose. Dosing bag assemblies are formed from one or more than one dosing bag and can be connected together to form a package. A book may be formed to include a plurality of drug containing bags or bag assemblies, which may form pages in the booklet. The dosing bags may be removed from the pages to allow the patient to take the specific pharmaceutical dose with them. alternatively, the dosing bag may be opened in the booklet and the specific pharmaceutical dose may be taken.