remember that fever helps your child fight the infection

Ibuprofen and Acetaminophen dosing charts
Ibuprofen dosing for children under 60 lbs Do not use ibuprofen in children under six months of age. Do fevers cause brain damage?
You may repeat the ibuprofen dose every 6 hours as needed. Fevers are a sign of infection, which are usually viral in nature. They do not cause damage to the brain even when the temperature is very high. How high can a fever go? At what point should I get worried?
The body seldom gets higher than 106 Fahrenheit unless it is heated by Older than 6
an external source. The height of the fever does not give information about the severity of the illness. First reduce your child's temperature by acetaminophen or ibuprofen. Forty-five minutes to an hour later your child should feel much better. If at that point your child is complaining of pain, has respiratory difficulty or you are otherwise worried, she Acetaminophen dosing for children under 60 lbs You may repeat the acetaminophen dose every 4 hours as needed Should I alternate dosing with ibuprofen and acetaminophen?
No. What we now know about fever is that it actually helps the body fight off infections. It's okay to lower your child's temperature by one or two degrees to make her comfortable during an illness but you do not have to resort to extraordinary measures such as immersion in cold water or alternating ibuprofen and acetaminophen dosing. Both medications can have side effects if used excessively. When does a child have a "low-grade fever"?
Despite the indicators on thermometers, normal body temperature can vary between 97 and 100.4 so there's no such thing as a" low-grade
fever". A child does not have a fever until the temperature is above
100.4 Fahrenheit.
Should the temperature come back to normal when I treat my
child’s fever?
Fevers typically come down only two or three degrees Fahrenheit with treatment. Remember that fever helps your child fight the infection.
Bayside Pediatrics
Use medicine only if a child is uncomfortable and temperature is above 102 degrees F. (39 degrees C). The fever medicine lowers the fever by 2 to 3 degrees Fahrenheit (1 to 2 degrees C). You can give acetaminophen (Tylenol) to your child before calling the office. If your child is over six months of age you may want to give your child ibuprofen instead. Ibuprofen (Advil or Motrin) works two hours longer than acetaminophen. Give the right dose for your child's weight, every 6 Never give your child aspirin.
Aspirin can make some children very sick. Have your child take a lot of cold fluids and wear as little clothing as possible. It will keep the fever from going higher. For fevers of 100- A fever means that the body temperatures are above normal. Your 102 Fahrenheit (37.8 to 38.9 degrees C), cold fluids and light clothing may be all your child needs to keep him comfortable. The rectal temperature is above 100.4 F (38 C). Call us right away if:
The temperature taken by mouth is over 99.5 F (37.5 C). Your child is less than 3 months old. Always take a rectal The armpits temperature is over 99.0 F (37.2 C) Your child complains of sore throat, ear pain or abdominal pain. Fever help fight infections. Fevers are not harmful. They may last Your child looks or acts very sick, despite your having lowered Fevers are an important part of your child's immune system and can Call us within 24 hours preferably during office hours if:
help fight off infections. It is usually not a good idea to treat fevers aggressively for this reason. Treat your child only if they act sick or Your child has a fever for more than 5 days. have pain. “Treat your child, not the fever.” The fever went away for over 24 hours and then came back. Viruses cause most illnesses with a fever in children. A very useful Adapted from B.D.Schmitt, MD, author”Your Child's Health”, Bantam way of determining how ill your child is, is by giving him/her the appropriate dose of acetaminophen (such as Tylenol brand) or ibuprofen (such as Advil or Motrin brand). This will drop the Copies available for sale at our front desk temperature several degrees and your child will appear more comfortable and less sick. Very often parents do not give enough fever medicine so that the child's temperature does not come down. Inside this pamphlet we have included dosage charts to help you give your child the right dose of fever medication.

Source: http://www.mybaysidepeds.com/pdfs/fever-pamphlet.pdf