CN Patent
CN102258455B — 一种甾体激素类涂膜剂及其制备方法
Assigned to Shanghai Institute Of Biomedical Technology · Expires 2014-09-17 · 12y expired
What this patent protects
本发明涉及一种含甾体激素类药物的涂膜剂,包括1重量份甾体激素类药物,1-50重量份成膜材料,0.5-10重量份增塑剂,0.5-10重量份生物粘附材料,1-50体积份透皮促进剂。本发明的制剂能提高甾体激素类药物透过皮肤递送到体内效率,能改善对皮肤刺激性,耐受性好。本发明还涉及该涂膜剂的制备方法,其工艺简单、操作方便、耗能少。
USPTO Abstract
本发明涉及一种含甾体激素类药物的涂膜剂,包括1重量份甾体激素类药物,1-50重量份成膜材料,0.5-10重量份增塑剂,0.5-10重量份生物粘附材料,1-50体积份透皮促进剂。本发明的制剂能提高甾体激素类药物透过皮肤递送到体内效率,能改善对皮肤刺激性,耐受性好。本发明还涉及该涂膜剂的制备方法,其工艺简单、操作方便、耗能少。
Drugs covered by this patent
- Estrace (ESTRADIOL) · Pfizer
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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