My father , already vaccinated , not having covid . he Is having problems with his throat since like 2-3 years . He is coughing almost every morning and evening . He feels itchy in his troat, with normal medications like antibiotics and cough syrup he starts getting well after stopping medications he cough again . Now a days he is feeling lil cheast pressure and mood swings . He was a smoker , Left in 2017 . But he still consume tobacco . I want to know what should be further steps . And are these signs of asthma ? ? Thank you doctor for your Time .