The invention relates to a tube for storing unit doses of drugs which includes an elongate outer casing (10) having two open ends an inner structure inside said casing (10), which includes two opposite symmetrical walls (12) connected at the ends thereof and ribbed on the inner surfaces thereof such as to enable the insertion and fastening of a blister pack containing a unit dose of a drug in channels opposite to said walls (12) and a pulling means for inserting and extracting the inner structure from the outer casing (10). The invention also relates to a device and a method for filling said tube with unit doses of drugs, and to a cabinet for dispensing unit doses of drugs from said storage tube.