When babies take cold medicine, they usually take it for 3 days, and if they don’t get better in 3 days, they can take it for 3 more days. In fact, taking cold medicine is not a cure for colds, but can relieve the symptoms of colds. Colds can be cured, especially rest, is crucial to colds, try to let the child sleep more, reduce outdoor exercise, in addition to let the baby drink more water, as soon as possible, the toxic substances out of the body, older babies, you can eat some fruits and juices containing vitamin C, enhance the body’s metabolism, and more rest to enhance the body’s ability to resist, a few days after the child’s cold will be cured. Simple colds can be self-healing, the course of the disease is 5-7 days.