What is it?
Amoxicillin is a Penicillin. Penicillins are most commonly used to treat infections caused by bacteria. Penicillins will not work for viral infections such as a cold, the flu. They work by killing bacteria or by stunting their growth. They are commonly prescribed in the following forms:
For newborns and infants up to 3 months of age, the dose is based on body weight and will be determined by your doctor. Most commonly, it is 15mg per kg (6.8mg per pound) or less every 12 hours.
Infants 3 monts of age and older inculding children weighing up to 40kg (88 pounds) Dosage is based on body weight and must be determined by your doctor. It most often is 6.7 to 13.3 mg per kg (3 to 6 mg per pound) every eight hours or 12.5 to 22.5 mg per kg (5.7 to 10.2 mg per pound) every 12 hours. (much easier to just listen to doctors orders
Although I only found the diarrhea was the most common side effect, they urge that you keep an eye out for, and call immediately if your child experiences the following adverse effects:
Fast or irregular breathing
Swelling or puffiness of the face
Severe abdominal cramps