Is bronchitis worse is it relapses in a 3 month old baby?

Bronchitis : Bronchiolitis/ wheezing/asthma or reactive airway disease in a three months old are usually viral in nature.Just like a cold, children at this age usually gets them 3-5 times a year.They can be treated w a bronchodilator unless it is from reflux.Baby needs to be treated with zantac (ranitidine). Relapses should not be worse unless, she has an acute attack complicated with other viral or bacterial illnesses.