Prostaglandin compositions and methods of treatment for male erectile dysfunction
申请人:NexMed (Holdings), Inc.
公开号:US20020045665A1
公开(公告)日:2002-04-18
The invention provides methods of treating erectile dysfunction comprising the step of placing within the fossa navicularis of the patient an effective erection-inducing amount of a prostaglandin E
1
composition of a semi-solid consistency, as well as suitable applicators. The composition comprises prostaglandin E
1
, a penetration enhancer, a polysaccharide gum, a lipophilic compound, and an acidic buffer system. The penetration enhancer is an alkyl-2-(N,N-disubstituted amino)-alkanoate ester, an (N,N-disubstituted amino)-alkanol alkanoate, or a mixture of these. The lipophilic compound may be an aliphatic C
1
to C
8
alcohol, aliphatic C
2
to C
30
ester, an aliphatic C
8
to C
30
ester, or a mixture of these. The composition includes a buffer system capable of providing a buffered pH value for said composition in the range of about 3 to about 7.4.
本发明提供了治疗勃起功能障碍的方法,其中包括在患者的尿道海绵窝内放置半固体质地的前列腺素E1组合物,以及适当的应用器。该组合物包括前列腺素E1,渗透增强剂,多糖胶,亲脂性化合物和酸性缓冲系统。渗透增强剂是烷基-2-(N,N-二取代氨基)-烷酸酯,(N,N-二取代氨基)-烷醇烷酸酯或这些的混合物。亲脂性化合物可以是脂肪族C1到C8醇,脂肪族C2到C30酯,脂肪族C8到C30酯或这些的混合物。该组合物包括一个缓冲系统,能够为该组合物提供在约3到约7.4的缓冲pH值范围。