Cold, flu severity drives ThroatCalm sales

NEWTOWN SQUARE, Pa. — Boiron USA said the severe cough/cold/flu season is driving sales of its revamped ThroatCalm homeopathic sore throat pain reliever. The product, known until last summer as Roxalia, has has gotten a new look and new packaging along with its new name, and consumers have embraced the change, a company spokeswoman said.