Symbicort Turbuhaler is an inhalation powder medication containing budesonide and formoterol. Each dose delivers 160/4.5 mcg of the active ingredients. The inhaler contains 120 doses and is manufactured by AstraZeneca for the treatment of asthma and COPD symptoms. This medication is delivered through a dry powder inhaler device called Turbuhaler. The 160/4.5 mcg strength indicates the amount of budesonide (160 mcg) and formoterol (4.5 mcg) delivered per inhalation. The inhaler contains enough medication for 120 doses.