... treat acute icteric hepatitis. 3 strong heart spasmolytic effects: caffeine has a strong heart, muscle, smooth muscle relaxation effect, can ... role. So the people often drinking, hypertension and coronary heart disease incidence is low. 5 antibacterial, antimicrobial effect: ... typhoid, dysentery, enteritis. Skin sores, ulcers pus, trauma, broken skin, tea and wash the affected area, antiseptic effect. ...