Chest tightness asthma

Patient: As of recent i quit smoking marijana thought still smoke cigaretyes. i have been put on ventolin and a preventor as of lately. i have just moced from aus to germany and the cold air is causing my chest to constantly feel tight and sore. i am having extrieme difficylty breathing as if days and days. i need some advice as nothing seems to help. i have a ventilatir with euchalyptus oil also. i just feel trapped by my tight chest.