abstract |
The present invention relates to a dried composition containing IGF-I which is highly soluble and has a long shelf life stability. The present invention further relates to a method of preparing a dried composition containing IGF-I by drying a solution containing IGF-I together with a strong acid which is hydrochloric acid, hydrobromic acid, nitric acid, methanesulfonic acid, sulfuric acid, phosphoric acid, or oxalic acid. |