The present invention discloses a coronary artery vascular stent with drug carrying slots (2), comprising a plurality of main supporting unit rings (1,8) and connecting rods (4,6). Said main supporting unit rings comprise a plurality of unit waves. There are drug carrying slots (2) at the outer surface of the rods of said unit waves, characterized in that the total slot length of the drug carrying slots (2) is 60%-75% of the total wave rod length of the main supporting unit rings (1,8).
