Current status of periodontal dressings. Protection, splinting of loose teeth, desensitize teeth, patient comfort. Chemical curettage of ANUG cases. Stabilization of apically repositioned flaps, control of bleeding, decrease discomfort, splinting. At present time there is not any more agreement about that dressing should control bleeding.
Physical properties Eugenol more iirritany for tissue than without.
The other consists of fatty acids, a colophony resin and a bacteriostatic agent. No device has been demonstrated to increase retention. Eugenol dressings more irritant. Biodegradable Therapeutic effects Incorporation of antibiotics , chlorhexidine, zinc oxide seems to have some antibacterial effect. Antibiotics incorporated also can produce sensitization.