By the time chicken pox or measles become visible, they may have already done enough harm to the body. Silicea, Kali Phos and Ferrum Phos help manifest the symptoms onto the skin. Allium Cepa, as well as Arsenic and Psorinum may also be useful, depending upon the situation i.e. symptoms and signs of the sickness. Necessary reference has also been made under the following:
Antimonium Crudum - Antimonium Tart - Apis - Calcarea Phos - Euphrasia - Kali Bichrom - Malandrinum - Merc Sol - Pulsatilla - Sulphur - Variolinum