Buy 8 tubes, Receive 4 tubes FREE of PURALUBE ® Vet Ointment (
petrolatum ophthalmic ointment), VETROPOLYCIN ® (bacitracin - neomycin - polymyxin) Veterinary Ophthalmic Ointment, and VETROPOLYCIN ® HC (bacitracin - neomycin - polymyxin - hydrocortisone acetate 1 %) Veterinary Ophthalmic Ointment (no mix / match).