Tou Gu Dan

Rescue-the-Heart Decoction，From *The Secret Records of the Stone Chamber*, Volume 6.，Yin cold directly affects the Kidney Meridian, causing a black tongue, closed eyes, the lower body to turn entirely black, the upper body to turn entirely blue, the passage of stool, and involuntary urination.

Tooth-Rubbing Powder，*The Complete Works of Jingyue*, Volume 63.，Residual toxins after smallpox attack the teeth, causing tooth decay; the decay progresses by 1 fen per day.

Heart-Calming Ointment，Formula by Zhang Huan, cited in Volume 12 of *New Book on the Care of Infants*.，For childhood convulsions and epilepsy accompanied by fever.

Decoction of Stomach-Regulating and Qi-Receiving Decoction with White Peony and Duckweed，From *Si Sheng Xuan Shu*, Volume 4.，For pediatric warm epidemics where Yangming fu syndrome has already developed but the exterior syndrome has not yet resolved.

Red Copper Plate，From *Collection of Inherited Surgical Techniques*.，Ulcers with oily pus.

Huanglian Liqi Pills，*National Collection of Prescriptions for Traditional Chinese Medicines* (Yuxian Formula).，Indicated for accumulated heat in the stomach and intestines, swelling and pain in the throat, dry mouth and tongue, severe constipation, and dark yellow urine.

Remnant Sunset Ointment，*Bo Ji*, Volume 4.，For wind-toxin that has spread, causing malignant sores with heat and pain.

Coffin-Shattering Life-Taking Pill，*Records of Smallpox and Measles* (Ren Duan Lu), Volume 14.，For smallpox lesions that are blue, dry, or purplish-black, whether already erupted or not yet erupted.

Clear Water Decoction，*Compendium of Divine Remedies*, Volume 58.，For thirst-related disorders.

Blood-Nourishing and Stomach-Harmonizing Powder，From *Essence of Ancient Formulas*.，For early-stage breast tumors and breast boils.

Decoction for Dispelling Stagnation and Relieving Pain，From *Records of Differentiation of Syndromes*, Volume 2.，Flank pain.

Family Secret Stomach-Clearing Powder，*Symptoms, Causes, Pulse, and Treatment*, Volume 4.，Spleen damage due to dietary indiscretion, with persistent dysentery.

Bu Rong Decoction，From *Yu’an*, Volume 3.，Deficiency of all five zang organs; excessive worry and overthinking leading to depletion of essence and blood; dizziness and blurred vision; restless sleep.

Ghost’s Lament Powder，The formula is from *Wai Tai* (Vol. 36), citing a formula by Liu Juanzi; the name is found in *Pu Ji Fang* (Vol. 197), citing *Sheng Hui*.，For childhood malaria; for intermittent malaria characterized by fever without chills.

Fragrant Stone Powder，From *General Essentials of Health* (Vol. 10).，For children with latent heat or heatstroke, presenting with restlessness, thirst, diarrhea, difficulty urinating, and unpredictable vomiting and diarrhea.

Deer Antler Gelatin Decoction，From *Shengji Zonglu*, Volume 65.，Cough originating in the large intestine.

Bamboo Leaf Powder，*Ji Feng*, Volume 24.，For children with ingrown nails that will not come out.

Ginseng, Astragalus, Ephedra, Cinnamon, Safflower, and Indigo Decoction，From *Si Sheng Xuan Shu*, Volume 3.，For smallpox with swelling and closed eyes.

Single-Ingredient Cypress Branch Powder，From *Qianjin*, Volume 9.，

Du-Hui Decoction，*Compendium of Medical Essentials*, Volume 10.，For genuine brain abscess located at the crown of the head, where the Cui pulse lacks a root and is not palpable upon deep palpation, caused by the upward flaring of the Ming Fire and the depletion of Kidney Water.

Black Donkey Hide Dietary Formula，*Shengji Zonglu*, Volume 188.，For stroke-induced paralysis of the hands and feet, aching joints, restlessness, dry mouth, and facial asymmetry.

Blood-Nourishing and Spirit-Calming Decoction，From *Huiyue*, Volume 15.，For postpartum deficiency of heart blood, resulting in restlessness of the spirit and palpitations.

Zisheng Dan，*Compendium of Measles Disorders*, Volume 4.，For those with spleen and stomach deficiency accompanied by diarrhea.

Eight Immortals Powder，From *A Handbook of Laryngology*, Volume 1.，For ulcers in the throat.

Raw Sulfur Pills，From *San Yin Fang*, Volume 11.，For cold-induced vomiting, a weak pulse, frequent urination, and mild fever. Cases accompanied by cold extremities are difficult to treat.