Cracked Nipples: Castor equi: -Excellent for cracked and ulcerated nipples. -This small remedy has few uses other than for sore, cracked nipples. -It is especially effective for women who are otherwise well with no other symptoms. -Breasts may be engorged and the skin itchy; nipples are sore, cracked and very tender, quickly becoming raw if untreated. Nitricum acidum: -Cracks: intensely sensitive nipples. -Sticking pains, like a splinter. -Nipples discoloured. -ACID. NIT. is