甲硝唑粘附缓释片（ＡＳＭ）是以卡波姆为载体的新型制剂，它既能粘附在口腔粘膜表面，又能逐渐释放药物。它不但使用方便。而且与其它口腔药物剂形（如漱剂、口含片、粉剂、膜剂）相比能更长久地停留在口腔内，随唾液渗透到龈沟、牙周袋及一些不便用药的部位（咽、软腭等）。ＡＳＭ治疗牙周病取得明显疗效，用药量小，仅为口服剂量的１／４０。是目前口腔科的一种新型药物 Metronidazole Sustained-release Tablets (ASM) is a new carbomer-based formulation that adheres to oral mucosal surfaces and gradually releases the drug. It is not only easy to use. It stays longer in the oral cavity than other oral drug formulations (such as mouth washes, buccal tablets, powders, and films) and penetrates into the gingival sulcus, periodontal pockets, and inconvenient parts of the pharynx , Soft palate, etc.). ASM treatment of periodontal disease achieved significant effect, the dosage is small, only oral dose of 1/40. It is a new type of medicine in dentistry at present