Mercurius Corrosivus: When the Remedy is Right
Mercurius corrosivus, or Merc cor comes from mercuric chloride, which is corrosive sublimate in the old‑school poison books. In homeopathy, we turn that caustic substance into a high‑potency remedy that can calm burning, urgent, exhausting complaints. People who scream, “I have to pee every five minutes but it burns like fire,” often need Merc corr …










