FIELD : medicine. SUBSTANCE : invention relates to the field of medicine, in particular to otolaryngology, and can be used in the treatment of patients with nasal bleeding from the posterior parts of the nasal cavity. Tampon to stop bleeding from the posterior nasal cavity contains a working chamber with a tube for feeding filler and an end connecting element placed on the tube, a rounded silicone tab mounted at the distal end of the tube, a clamp cuff located between the end connector and the silicone insert, and two markings applied to the tube between the silicone insert and the working chamber. First marking is made in the form of an index of the depth of insertion of the working chamber into the nasopharynx, and the second marking is made in the form of an index of the position of the installation of the working chamber for dense obturation of the choanae. Working chamber is made in the form of the entrance to the nasal cavity. EFFECT : providing a simple in terms of performance and quick stop of nasal bleeding from the posterior parts of the nasal cavity, which does not require specialized instruments and minimizes the risk of undesirable effects from tamponade. 3 cl, 1 dwg