Cow's milk allergy in infants, generally associated with the proteins that are found in milk. There are at least 20 types of protein in cow's milk that can stimulate allergies. However, the most common triggers are laktoglobuli beta.
 Approximately 2-3 percent of infants aged 0-3 years have allergies to cow's milk, this is because the baby has an immune system that is still immature and vulnerable. Allergies occur when the immune system will recognize that the baby is the protein in cow's milk as a hazardous substance. As a result, the baby's immune system will fight the proteins present in cow's milk that comes the symptoms of an allergic reaction.

Symptom

Just as the symptoms of allergies to other foods, cow's milk allergy will also attack the skin, gastrointestinal tract and respiratory tract.

There are three clinical patterns of these allergic responses in infants, namely:

1. Fast reaction. Symptoms will appear after 45 minutes of drinking cow's milk. The form of, red spots on baby's skin, itching, respiratory system disorders such as wheezing sound 'ngik', sneezing, itchy nose and eyes, and red eyes.
2. Reactions were. Will appear after 45 minutes - 20 hours after the baby is drinking cow's milk, which is characterized by vomiting and diarrhea.
3. Slow reaction. Generally, symptoms include diarrhea, constipation (difficult BAB) and dermatitis (eczema skin), will look after more than 20 hours.

Immediate follow-up
Do not underestimate the symptoms caused, because if not acted upon immediately affects all organs of the body and even the behavior of the children.
You need to consider and do is:

1. Give milk. However, if milk production is not much you need to pay attention to cow's milk in infants. Replace milk with partially hydrolyzed infant formula (partially hidrolized), and fully hydrolyzed (extensively hydrolyzed). Consider his reaction after being fed milk. If it appears suspicious symptoms, immediately stop the first cow's milk.
2. Consult your baby's doctor issues to get better handling and precise.
3. Avoid giving food allergens such as eggs, fish, nuts and certain fruits. Usually babies are allergic to cow's milk are also allergic to other foods.
4. Parents who have a history of allergies tend to be at high risk of allergic disease is lower in babies born. Some experts believe munologi allergies, the risk of developing allergies in babies by 30 percent if one parent suffers from allergies. The risk will increase two-fold if both parents are allergy sufferers.