The present invention relates to a novel hemostatic composition notably useful to ensure good hemostasis and maintain the sulcular opening after a gingival eviction procedure. According to the invention, this composition is in the form of an injectable hydrophilic paste and contains, expressed as percentage by weight relative to the total weight of said composition: - between 5 and 15% of an astringent, preferably aluminum chloride； - between 2 and 15% of kaolinitic clay, preferably kaolin； - between 10 and 20% of a texturizing agent comprising one (or more) naturally-occurring polysaccharide(s) with gelling or thickening power optionally combined with plant fibers； - between 50 and 70 % of water； - between 0 and 20% of a humectant； the total quantity of water and humectant being comprised between 55 and 75% by weight relative to the total weight of the composition. Application: Dental field本發明係關於新穎止血組合物，其尤其可用於除齒齦手術(gingival eviction procedure)後確保良好止血且維持牙齦溝開放(sulcular opening)。根據本發明，此組合物係呈可注射親水性糊膏形式，且含有以相對於該組合物總重量之重量%表示：-介於5%與15%之間之收斂劑，較佳係氯化鋁；-介於2%與15%之間之高嶺石黏土，較佳係高嶺土；-介於10%與20%之間之調質劑，包含一種(或多種)天然存在的具有膠凝或增稠能力之多糖，視情況與植物纖維組合；-介於50%與70%之間之水；-介於0與20%之間之保濕劑；相對於該組合物之總重量，水及保濕劑之總量包含介於55重量%與75重量%之間。應用：牙科領域。
