Provided are combinations, compositions and kits containing a immune globulin (IG) composition and a soluble hyaluronidase composition formulated for subcutaneous administration. Such products can be used in methods of treating IG-treatable diseases or conditions. Also provided are methods for subcutaneous administration of immune globulin whereby the dosing regimen is substantially the same as for intravenous administration of the same dosage for treatment of the same IG-treatable disease or condition.本發明提供經調配以用於皮下投藥之含有免疫球蛋白(IG)組合物及可溶性玻尿酸酶組合物之組合、組合物及套組。該等產品可用於治療IG可治療性疾病或病狀之方法中。本發明亦提供用於皮下投予免疫球蛋白之方法,藉此給藥攝生法實質上與靜脈內投予相同劑量以治療相同IG可治療性疾病或病狀之給藥攝生法相同。