Patent ID: 8545836

Claim:
A powder pharmaceutical composition for oral administration to a human or an animal, the composition comprising a mixture of: i) from about 0.5% to about 95% by weight Oxalobacter formigenes oxalate degrading bacteria, ii) one or more cryopreserving agents selected from the group consisting of trehalose, glucose, fructose, sucrose, lactose, maltose, diglucose, raffinose and sugar alcohols, iii) from about 0.5% to about 25% by weight alginate, iv) from about 3% to about 85% by weight of maltodextrin, and v) from about 1.0% to about 60% by weight of an oligofructose, wherein the powder composition releases oxalate-degrading bacteria in the intestines of a human or an animal upon oral administration, wherein upon storage for 6 months at 4° C., a loss of colony forming units of the oxalate degrading bacteria is at the most 3 log.