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Treatment for chronic aphthous ulcers that do not heal.
Phellodendri Cortex (Huangbo) (Quantity unspecified; apply raw honey to the herb, roast until yellow.)
Grind the above into an extremely fine powder. Apply directly to the ulcer site. Use before bedtime. Avoid soy sauce, vinegar, and salt.

Soot from the kitchen chimney (Baicaoshuang) Salt (Equal parts)
Grind the above into a fine powder. Mix with well water and apply topically.

Cuttlebone (Haipiaoxiao) Coptidis Rhizoma (Puhuang, *Note: Puhuang is typically Pollen Typhae, but text says Haipiaoxiao and Puhuang*) (Equal parts)
Grind the above into a fine powder. Mix with well water and apply topically.
For the above prescriptions, add 1-2 beans of Crotonis Fructus (Badou), crush with skin intact, mix with wheat paste to form a paste. Apply to the Fontanelle acupoint (Xuanmen). Remove after one night; the ulcer will heal.

Treatment for oral candidiasis/mucosal erosion (Koumi).
Phellodendri Cortex (Huangbo) (Coated with honey, roasted dry, remove fire toxicity) Bombyx Batryticatus (Baijiangcan) (Select straight ones, place on new tile, roast over fire until silk breaks, remove fire toxicity)
Grind the above into an extremely fine powder. Sprinkle a small amount on the ulcer and tongue surface to induce salivation.

Treatment for heat accumulation in Heart and Spleen, ulcers on the tongue, stiff tongue (Musun) or swollen tongue, or swelling and pain in cheeks and temporal regions.
Scrophulariae Radix (Xuanshen) Cimicifugae Rhizoma (Shengma) Rhinocerotis Cornu (Xijiao) Paeoniae Rubra Radix (Chishaoyao) Platycodonis Radix (Jiegeng) Licorice Root (Guanzhong, likely referring to Glycyrrhizae Radix et Rhizoma/Gancao here based on context, though Guanzhong usually refers to a specific part or synonym) Scutellariae Radix (Huangqin) Glycyrrhizae Radix et Rhizoma (Gancao) (Equal parts)
Cut the herbs into small pieces. Take 4 qian per dose. Add 1.5 cups of water, decoct until 0.7 cup remains. Strain. Take at any time.

Treatment for ulcers at the corners of the mouth and malignant ulcers around the mouth.
Ash of tangled hair (Luangfa Hui) Ash of old cotton wadding (Guxu Hui) Coptidis Rhizoma (Huanglian) (Each 1 liang) Zingiberis Rhizoma Siccatum (Ganjiang) (Processed, 0.5 liang)
Grind the above into a fine powder, mix evenly. Apply a small amount to the ulcer 3-5 times daily, until healed.

Treatment for ulcers at the corner of the mouth spreading and not healing.
Arecae Semen (Binglang) (Burned until carbonized but retaining nature) Calomelas (Qingfen) (Small amount)
Grind the above into a fine powder. Apply a small amount to the oral ulcer for immediate healing. Another method: use condensation water from a rice steamer to mix and apply.

Treatment for angular cheilitis/ulcers at mouth corners.
Take the above method: Burn 3 dung beetles (Qiángláng) into ash, grind finely, and apply.
Another method: Take a hot rice steamer immediately after cooking. While hot, hold lips near the steamer rim to fumigate/warm compress. Move up and down 21 times. Stop after 2-3 minutes when healed.

Treatment for lip ulcers and tight lip ulcers that do not heal for a long time.
Sulfur (Liu Huang) (Ground) Alum (Bai Fan) (Calcined, ground) Cinnabar (Dān Shā) (Ground) Phellodendri Cortex (Huangbo) (Ground powder) Moschus (Shexiang) (Ground) Mercury (Shuiyin) (Each 1 fen)
Grind all together until mercury shows no shining stars. Mix with lard from winter pig (La Zhuzhi) to form a mud-like paste. First clean the lips thoroughly, then apply the ointment 3-5 times daily until healed.