I recently received an e-mail about beef and pork insulin. The writer inquired:

"Who would I write to about bringing back Pork and Beef insulin to the United States? The people who did well on the P&B have had many troubles with the synthetic Insulin. I don't understand the pharmaceutical companies' position on removing P&B all together (aside from the financial). When a heart med works for some but not for all, they produce new meds but they don't take away the first med. It is...