Welcome to HCM,
You are having Broncheal asthma or COPD ( Chronic Bronchitis
) both the condition are similar but treatment is little different.
In any case you are taking inhalation therapy
wich is best as dose of drug used is very small in microgms and drug is delivered to lungs to act fast and locally.
Formaterol and Budesonide
is combination is used it can be taken for long time if required by the patients.
Toxicity is much reduced by inhalation therapy as against oral therapy
,please do not worry take treatment regularly as advised by your chest Physician.
is in very low dose acts as anti inflamatory agent and may be given by your doctor.
In any case if you have history of smoking please quit if you do not smoke it is good.
Please do periodic check up and keep record of PEFR to monitor progress of disease.