Herbal medicines for treating duodenal ulcer include Gastric Kangling Granules, Golden Gastrointestinal Capsules, Ulcer Capsules and so on. 1. Gastric Kangling Granules can be used for the treatment of stomach pain, pain in the ribs, acid reflux, belching (hiccup) and other conditions caused by stasis and blood stagnation, liver-stomach disharmony (the disharmony of the functions of the liver ascending and the stomach descending), or acute and chronic gastritis, duodenal ulcers, gastric ulcers, and other diseases accompanied by the above mentioned symptoms. Adverse reactions and contraindications of Gastric Kangling Granules are not clear. 2. Jin Gutai Capsule can treat gastric and duodenal ulcers, acute or chronic enteritis, chronic colitis and other diseases caused by stagnation of liver and stomach qi, dampness-heat stasis (dampness and heat evils gather to form stasis). Adverse reactions and contraindications of Golden Gastrointestinal Capsules are not exact. 3. Ulcer capsule can produce muscle, astringent sores, acid control pain (inhibit gastric acid, reduce pain), for the treatment of duodenal or gastric ulcers caused by stomach pain, acid reflux, nausea and other diseases. Adverse reactions and contraindications of Ulcer Capsules are not exact. Taking the above medication requires a doctor’s discernment and guidance, and should not be used blindly on its own.