The patient's lower limbs were dark red, slightly swollen and burning, with local ulcers and rancidity, severe pain, fever and thirst, red tongue and rapid pulse. It is advisable to use ( ) for treat

The patient's lower limbs were dark red, slightly swollen and burning, with local ulcers and rancidity, severe pain, fever and thirst, red tongue and rapid pulse. It is advisable to use ( ) for treatment.

Answer: B

Simiao Yong'an Decoction functions: clearing away heat and detoxifying, activating blood circulation and relieving pain. Indications: removing gangrene caused by excessive heat and poison. Symptoms include dark red, slight swelling and burning of the affected limb, ulceration and rancidity, severe pain or fever, thirst, red tongue and rapid pulse. The prescription heavily uses Yinghua to clear away heat and detoxify; Scrophulariaceae purges fire and detoxifies, Angelica sinensis promotes blood circulation and removes blood stasis, and licorice combined with Yinhua strengthens the heat-clearing and detoxifying effect. It clears away heat and detoxifies, activates blood circulation and unblocks meridians, detoxifies the blood, relieves swelling and relieves pain. Item A, Wuwei disinfectant drink is mainly used to treat: boils caused by accumulation of fire poison. Symptoms: boils appear at the beginning, with fever and aversion to cold. The boils are millet-shaped, with hard roots and deep roots, and look like iron nails; carbuncles are swollen, red, swollen, hot and painful, with red tongue and yellow coating and rapid pulse. Item C, Xianfang Huoming Yin is mainly used for: the initial onset of carbuncle, ulcer, swollen and poison due to Yang syndrome. Symptoms include: redness, swelling and pain, or body heat and coldness, thin white or yellow coating, and strong and rapid pulse. Item D, Huanglian Jiedu Decoction is mainly used for: triple burner fire-toxic heat syndrome. Symptoms: severe fever, irritability, dry mouth and throat, insomnia due to incorrect speech; or fever, vomiting blood, or epistaxis; or heat causing spots, or body heat causing dizziness, or damp-heat jaundice; or surgical carbuncle, ulcer, and red urine , red tongue with yellow coating, rapid and strong pulse. Therefore the answer is choice B.