A method of treating ischemia in a subject having or suspected of having the ischemia, said method comprising acts of administering a composition comprising pooled and expanded allogeneic mesenchymal stromal cells at a dose ranging from about 0.5 million cells per kg of body weight of the subject to 5 million cells per kg of body weight of the subject, optionally along with pharmaceutically acceptable excipient to the subject, wherein the pooled allogeneic mesenchymal stromal cells are expanded from passage 3 (P3) to passage 5 (P5), and wherein said composition is administered intramuscularly via one or more injections in at least two locations, a first location, wherein the first location is at least one site selected from the group comprising calf muscle region, thigh region, at or along or in the course of a constricted vessel or any combination thereof, and a second location, wherein the second location is local administration at or around the site of an ulcer, gangrene, or wound.