Incubation period is 3 to 6 days. This disorder has a mild course and the child can be cared for at home. Rinse the mouth with warm water after eating, if the child is old enough to rinse. Medication To reduce high fever or for pain, you may use non-prescription drugs such as acetaminophen. Antibiotics are not effective against this disease.
Activity Keep the child in bed until fever and other symptoms disappear.
Normal activities may be resumed gradually. Avoid foods that need much chewing. Offer soft diet - custard, gelatin, ice cream. Have the child rinse mouth with warm water after meals. Possible Complications Dehydration from child refusing fluids.