Cows milk is a major cause of adverse reactions in infants. Cows milk-induced asthma is often observed in infants with food hypersensitivity. In fact, asthma has been noted in 7-29% of those sensitive to Milk. Milk is often described as a cause of rhinoconjunctivitis in young children, and a role for food allergy in serous otitis media has also been proposed.Cows milk allergy in infants has a much better prognosis than in older children or adults.Onset of IgE-mediated allergy in a patient aged 29 has been described. An allergic reaction usually occurs soon after you or your child consumes milk. Signs and symptoms of milk allergy range from mild to severe and can include wheezing, vomiting, hives and digestive problems.