A dilute stabilised hypochlorite solution for use in the prevention or treatment of an inflammatory response, condition or disease in a mammal is provided. Preferably the inflammatory condition is in an uncontaminated or non-infected surgical site or wound, in particular a non-healing wound or oral wound. Preferably the inflammatory condition is an inflammatory skin condition, in particular mouth or leg ulcers, eczema and psoriasis, or an inflammatory pain response, in particular inflammatory nociceptive pain and inflammatory neuropathic pain. The hypochlorite solution is preferably sodium hypochlorite in a concentration range of 0.005-0.2wt%. The dilute hypochlorite solution may further comprise sodium chloride in a concentration range of 0.5-1.5wt%. The hypochlorite solution may further comprise an indicator to show that the solution is fresh and active； such indicator may be a dye or flavour. Preferably the solution is administered using a portable device for mixing the dilute hypochlorite solution comprising a disinfectant reservoir holding hypochlorite solution and a chamber which is connected to the hypochlorite reservoir holding an amount of diluent. The device comprises a hypochlorite discharging means for discharging a predetermined amount of hypochlorite from the reservoir to be mixed with a predetermined amount of diluent.
