Symbicort Turbuhaler 80-4.5 ug is an inhalation powder medication that contains a combination of budesonide and formoterol. This inhaler provides 120 doses and is used for the treatment of asthma and chronic obstructive pulmonary disease (COPD). The Turbuhaler is a dry powder inhaler device that delivers the medication directly to the airways. The numbers 80-4.5 refer to the doses of the active ingredients - 80 micrograms of budesonide and 4.5 micrograms of formoterol per inhalation. As this is a prescription medication, it should only be used under the direction of a healthcare provider.