Pdsa is located in Inverness, United Kingdom on 23 Queensgate. Pdsa is rated 3 out of 5 in the category thrift stores in United Kingdom. Details for Coventry, Walsgrave PDSA Charity Shop. ... PDSA provides low cost and free veterinary care to the sick and injured pets of people in need and promotes responsible pet ownership ... The People's Dispensary for Sick Animals.