CN Patent

CN1174031A — 双氯芬酸钠透皮控释贴膏

Assigned to Individual · Expires 1998-02-25 · 28y expired

What this patent protects

本发明公开了一种新型药物透皮控释治疗用的双氯芬酸钠贴膏,它是由主药双氯芬酸钠、亲水性压敏脱基质、复合透皮促进剂,经充分混合均匀涂布于底基纸上,再用包括PVC或无纺布的裱背材料转移性复合而生产出的产品。该双氯芬酸钠贴膏贴于患部可经透皮吸收,贴药部位的局部药浓度远高于血药浓度,且作用时间长、无刺激性、无剥落反应,对胃肠道无刺激和对中枢神经无不良反应,具有很显著的抗炎镇痛治疗效果,因而具有明显的经济效益。

USPTO Abstract

本发明公开了一种新型药物透皮控释治疗用的双氯芬酸钠贴膏,它是由主药双氯芬酸钠、亲水性压敏脱基质、复合透皮促进剂,经充分混合均匀涂布于底基纸上,再用包括PVC或无纺布的裱背材料转移性复合而生产出的产品。该双氯芬酸钠贴膏贴于患部可经透皮吸收,贴药部位的局部药浓度远高于血药浓度,且作用时间长、无刺激性、无剥落反应,对胃肠道无刺激和对中枢神经无不良反应,具有很显著的抗炎镇痛治疗效果,因而具有明显的经济效益。

Drugs covered by this patent

donepezil-hydrochloride (DONEPEZIL HYDROCHLORIDE)

Patent Metadata

Patent number: CN1174031A
Jurisdiction: CN
Classification: —
Expires: 1998-02-25
Drug substance claim: No
Drug product claim: No
Assignee: Individual
Source: FDA Orange Book + USPTO grounding via Google Patents

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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