Swollen lymph nodes from chickenpox usually heal in about three weeks. When you have swollen lymph nodes in your neck from chickenpox, there is significant hyperplasia and edema in the lymph nodes. This edema and hyperplasia takes about three weeks to subside. When starting chickenpox, if the neck lymph nodes are swollen, it means that the neck lymph nodes are infected by bacteria and acute lymphadenitis occurs. At this time, it is necessary to use antibiotics in time, such as oral amoxicillin capsules and other drugs under the guidance of the doctor, can avoid the further development of inflammation, is conducive to the repair of tissue cells, so that the swollen lymph nodes gradually recover. Patients with enlarged lymph nodes caused by chickenpox should go to the hospital in time for examination and treatment under the guidance of the doctor. During the treatment period, it is necessary to pay attention to a light diet is conducive to the disappearance of lymph nodes.