Teeth clenching is generally referred to as teeth grinding. Teeth grinding may be related to various factors such as indigestion, hypocalcemia, dental caries, etc., and can be treated with medication. 1. Dyspepsia: If the patient has dyspepsia, gastroesophageal reflux, and the food enters into the mouth may lead to the symptoms of teeth grinding, which can be treated with bifidobacteria, gastroenterology tablets and other medications under the guidance of the doctor. 2. Hypocalcemia: If the lack of calcium in the body may lead to increased neuromuscular excitability, mental abnormality, and therefore the symptoms of teeth grinding, you can use calcium gluconate oral solution, calcium carbonate and other drugs under the guidance of the doctor. 3. Temporomandibular joint disorder: Temporomandibular joint disorder can lead to teeth grinding. The two may promote each other and need to be treated as early as possible, with options such as grinding pads, bite reconstruction and other methods. There may be other reasons for teeth grinding, if the situation is serious, you need to consult a doctor in time. You should pay attention to your oral hygiene and keep it clean.