Under biochemic system, Nat.sulph is a commoly and well indicated remedy for asthma, but not for all types. As many as 10 tissue remedies out of total 12 including NS are indicated for asthma. Take care pls.

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Homeopathic & Biochemic system existed because Drs.Hahnemann & Schuessler thought differently.
Successful people don't do different things, they do things differently..S.Kh.