Indication：Yin Qiao San is indicated for the early stage of a warm disease. The symptoms are fever, slight aversion to cold, absent or inhibited sweating, headache, thirst, cough, and sore throat. The tip of the tongue is red with a thin, yellow coating, and the pulse is superficial and rapid.

Indication：Ma Huang Tang is indicated for an externally contracted wind-cold exterior-excess pattern. The symptoms are aversion to cold, headache, generalized body pain, absence of sweating, and labored breathing. The tongue coating is thin and white, and the pulse is superficial and tight.

Indication：This formula is indicated for patterns of externally contracted wind causing pathogenic heat to obstruct the lung. Signs and symptoms include continuous fever, cough with rapid qi counterflow or even flaring of nostrils, thirst, presence or absence of sweat, a thin white or yellowish tongue coating, and a superficial and rapid pulse.

Indication：Bai Du San is indicated for the pattern of externally contracted wind-cold-dampness. The symptoms are strong aversion to cold, high fever, headache, neck stiffness and pain, body soreness and pain, absence of sweating, stuffy nose, harsh voice, cough with phlegm, pi, and distressed chest and diaphragm. The tongue is pale with a white coating, and the pulse is superficial and forceless upon pressing.

Indication：This formula is indicated for a pattern of qi deficiency with contraction of external wind-cold, complicated by interior phlegm-dampness. Signs and symptoms include aversion to cold, fever, absence of sweat, headache, stuffy nose, cough, white phlegm, distended and suppressed chest and abdomen, fatigue, lassitude, short of breath, dislike of speaking, a white tongue coating, and a weak pulse.

Indication：Chai Ge Jie Ji Tang is indicated for externally contracted wind-cold that has become constrained and transforms into a heat pattern. The signs and symptoms include gradually reducing aversion to cold and increasing body heat, absence of sweat, headache, eye pain, dryness of the nose, vexation, insomnia, dry throat, impaired hearing, orbit pain, a thin yellow tongue coating, and a superficial, slightly surging pulse.

Indication：Sang Ju Yin is indicated for the initial stage of a wind-warmth pattern. Coughing is the major symptom along with a low-grade fever, slight thirst, and a superficial rapid pulse.

Indication：Gui Zhi Tang is indicated for externally contracted wind-cold affecting those with an exterior deficiency constitution. The symptoms are aversion to wind, fever, perspiration, headache, congested and noisy nose, and dry retching. The tongue has a white coating, there is no thirst, and the pulse is either superficial and moderate or superficial and weak.

Indication：Xiang Su San is indicated for an externally contracted wind-cold with qi constraint pattern. Signs and symptoms are aversion to cold, general fever, headache, absence of sweating, chest and epigastric fullness and distress, lack of appetite, a thin and white tongue coating and a superficial pulse.

Indication：Zheng Chai Hu Yin is indicated for a mild pattern of externally contracted wind-cold. The symptoms are mild aversion to wind-cold, fever, absence of sweating, headache, general body pain, a thin and white tongue coating and a superficial pulse.

Indication：Jia Jian Wei Rui Tang is indicated for the pattern of yin deficient with external contraction of wind-heat. The signs and symptoms are headache, fever, slight aversion to wind-cold, absence of or a little bit of sweat, cough, vexation, thirst, dry throat, a red tongue, and a rapid pulse.

Indication：Zhi Sou San is indicated for the pattern of wind pathogens attacking the lung. The symptoms are cough, itchiness in the pharynx, difficulty in coughing up sputum, or mild aversion to wind and fever. The tongue coating is thin and white, and the pulse is superficial and moderate.

Indication：This formula is indicated for the initial stage of measles. Signs and symptoms include rashes unable to break out, body heat, headache, cough, red eyes, tearing, thirst, a red tongue with a thin, dry tongue coating, and a superficial, rapid pulse.

Indication：This formula is indicated for the pattern of exterior cold with interior fluid retention. The symptoms are aversion to cold, fever, absence of sweating, labored breathing, cough, copious clear and thin phlegm, stuffiness in chest, dry retching, difficulty in lying back in the supine position, general body aches, edema of the face and extremities. The tongue coating is white and glossy, and the pulse is superficial.

Indication：Jiu Wei Qiang Huo Tang is indicated for an exterior pattern with externally contracted wind-cold-dampness complicated by interior heat. The symptoms are aversion to cold, fever, absence of sweating, headache, painful stiff nape, pain and soreness of the limbs and body, bitter taste, and thirst. The tongue coating is white or light yellow, and the pulse is superficial or superficial and tight.