Is a great remedy for diabetes mellitus. It is especially indicated if in addition to the thirst, voracious hunger and profuse urine loaded with sugar there are rheumatic pains in the joints. It is generally given low, but abundant experience has taught me that the high is much better, and it does not need frequent repetition. Oxalic acid has a very peculiar symptom which has often been verified by myself. Palpitation and dyspnoea in organic heart disease, worse when thinking of it, a very peculiar modality, but genuine.