I. If the two dissimilar diseases meeting together in the human being be of equal strength, or still more if the older one be the stronger, the new disease will be repelled by the old one from the body and not allowed to affect it. A patient suffering from a severe chronic disease will not be infected by a moderate autumnal dysentery or other epidemic disease. The plague of the Levant, according to Larry,1 does not break out where scurvy is prevalent, and persons suffering from eczema are not infected by it. Rachitis, Jenner alleges, prevents vaccination from taking effect. Those suffering from pulmonary consumption are not liable to be attacked by epidemic fevers of a not very violent character, according to Von Hildenbrand.
1 “Memoires et Observations,” in the Description de l’ Egpte, tom. i.
So, also under ordinary medical treatment, an old chronic disease remains uncured and unaltered if it is treated according to the common allopathic method, that is to say, with medicines that are incapable of producing in healthy individuals a state of health similar to the disease, even though the treatment should last for years and is not of too violent character.1 This is daily witnessed in practice, it is therefore unnecessary to give any illustrative examples.
1 But if treated with violent allopathic remedies, other diseases will be formed in its place which are more difficult and dangerous to life.