An ink composition containing a vehicle, a colorant and an alkali sulfonated polyester-amine resin composition generated, for example, from the reaction of an organic diol, an organic diacid, an alkali sulfonated diacid and an amino-organic diacid.
Bioavailability and improved delivery of acidic pharmaceutical drugs
申请人:——
公开号:US20040220264A1
公开(公告)日:2004-11-04
Embodiments of the invention relate to a composition, a process of making the composition, and to the use of the composition. The compositions include a molecular complex formed between an acidic pharmaceutical drug and at least one functional substance. The compositions provide improved bioavailability and improved delivery of the drug into the cutaneous tissues.