Excessive stomach acid requires acid suppression and pain relief (suppressing stomach acid and relieving pain). Chinese medicine uses corrugated seeds, sea clam shells and cuttlebone for better results. 1. Corrugated seeds are flat in nature and salty in flavor. It belongs to the lung, stomach and liver meridians. Its effects are eliminating phlegm and removing blood stasis, softening and dispersing lumps (softening and dispersing hard lumps), suppressing acid and relieving pain. Clinically, it can be used for stubborn phlegm, sticky and difficult to cluck, gall tumors (equivalent to thyroid tumors), scrofula (mainly refers to cervical lymph nodes tuberculosis), mass in the abdomen, lumps (lumps), stomach pain and acidity. 2. Sea clam shell is cold in nature, bitter and salty in taste. It belongs to lung, kidney and stomach meridians. Its effects are clearing away heat and resolving phlegm, softening and dispersing hard lumps, and suppressing acidity and pain; it is also used externally to collect dampness and astringent sores. It is used for coughing with phlegm and fire, pain in the chest and ribs, blood in phlegm, scrofula, gall tumors, stomach pain and acid swallowing (swallowing the acid in the stomach that goes up to the oropharynx); and externally for treating eczema and burns. It is forbidden for those who are weak and cold in spleen and stomach. 3. Cuttlebone is warm, salty and astringent. It tends to sink. It belongs to spleen and kidney meridians. Its effects are astringency and hemostasis (treating bleeding disorders with drugs having astringent effect), astringency and stopping of diaphoresis, acidity and pain relief, collecting dampness and astringing of sores for hematemesis, epistaxis, metrorrhagia (excessive menstruation or more than a few drops of menstruation), spermatorrhea and spermatorrhea, leucorrhoea (abnormal leucorrhoea with blood or blood clots), gastric pain and swallowing of acid (swallowing of acid in the stomach which is upwardly charged to the mouth and pharynx); and for the treatment of injury and hemorrhage, eczema and moist sores and ulcers that are not cured externally. If you feel unwell, please consult a doctor in time, and use the above medicines as prescribed by a doctor.