Colorado Serum Company v. Arp

Mr. and Mrs. Grant Arp, operators of a hog ranch, on August 3, 1966, purchased hog cholera vaccine (porcine blood origin —crystal violet inactivated virus) and vaccinated seventy weaner pigs, some of which became sick with suspected cholera. Eventually plaintiffs’ entire herd was destroyed by state and federal officials pursuant to the cholera eradication program. The vaccine was purchased from the Pine Bluffs Drug Company, distributed by O. M. Franklin Serum Company, and manufactured by Colorado Serum Company, all three of which were sued by the Arps, the latter company assuming the entire…