Chronology of a Cough Dr. Jim Lowe, Lowe Consulting Limited, LLC, presents an approach to understanding coughing in pigs. Dr. Lowe walks through the process of what happens before the cough and what farm production staff tend to do in reaction to a cough. Take aways: What you see in late finishing is merely a reflection of what happened 6-10 months ago in the sow farm; and Vaccines are not the problem nor are they they solution, they are one tool of many that we need to employ.