Root and caulis: for influenza with fever, conjunctivitis, cough due to heat in lungs, jaundice with infection, acute gastritis, urinary tract infection, injuries from impacts.

• 根、茎：清热除湿，通经活络。用于感冒发热，眼结膜炎，肺热咳嗽，湿热黄疸，急性胃肠炎，尿路感染，跌打损伤。