The invention provides a medical wristband. The medical wristband comprises a wrist strip and a dial plate. The wrist strip is provided with two ends which are the first end and the second end. The first end is detachably connected below the dial plate, and the second end is detachably connected above the dial plate. A chip is arranged in the dial plate. The wristband further comprises a medicine storage part, and the medicine storage part is connected with the first end of the wrist strip and the dial plate. The medicine storage part comprises a base, and the base makes contact with skin of the human body. Two annular bosses are arranged on the base, and a pulse sensor and a nitroglycerin medicine patch are arranged in each boss. The medical waistband can be directly worn on the wrist of the human body, the electrocardiogram change is detected through an electric shock, real-time monitoring is achieved, when an emergency occurs, transdermal drug delivery of the nitroglycerin medicine patch is achieved automatically through micro-electrical stimulation, and longer rescue time is strived for patients with myocardial infarction acute burst.