A big question for the big pharma companies

I am calling all the big pharma companies, including the following, with a big question: Johnson & Johnson Pfizer Roche GSK Novartis Sanofi AstraZenica Merck & Co Bayer Healthcare Eli Lilly Bristol-Mayers Squibb Boehringer Ingelheim   Why is it that none of the big pharmaceutical companies produce a diarrhoea treatment kit designed for the treatment of […]