Earlier in September, Reps. Eshoo and Adam Schiff had an op-ed in the Washington Post, “Opinion | China’s grip on pharmaceutical drugs is a national security issue.” I couldn’t have agreed more. I wrote a letter to the editor, “How a trade war could turn deadly,” published September 19. It was based on my detailed article below, which first appeared in Forbes, last spring: Do you know where your medicines are made? Have you been switched between different generic forms of your medicine, only to find that you responded differently? Ma’s pills in a ginger jar. – Judy Stone Two recent books have echoed my longstanding concern about America’s dependence…