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Controlled release pilocarpine delivery system

Patent 5731338 Issued on March 24, 1998. Estimated Expiration Date: Icon_subject May 2, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3640741

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Issued on: 02/13/1990
Inventor: Sanvordeker, et al.

Method for treating xerostomia employing chewing gum containing relatively insoluble, hydrophobic, food-grade organic acid
Patent #: 4906455
Issued on: 03/06/1990
Inventor: Hoerman

Mouth moisturizing device
Patent #: 4917674
Issued on: 04/17/1990
Inventor: Molinoff

Method and composition for treating xerostomia
Patent #: 4938963
Issued on: 07/03/1990
Inventor: Parnell

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Inventor

Assignee

Application

No. 433903 filed on 05/02/1995

US Classes:

514/397, Additional hetero ring514/912OPHTHALMIC

Examiners

Primary: Fay, Zohreh

Attorney, Agent or Firm

Foreign Patent References

  • WO 91/01130 WO. 02/11/1991
  • WO 92/00044 WO. 01/11/1992
  • WO 92/03124 WO. 03/11/1992

International Class

A61K 031/415

Abstract

There is disclosed a method for treating a patient suffering from xerostomia, xerophthalmia or excessive intraocular pressure. The method comprises administering to said patient a therapeutically effective amount of pilocarpine, or a pharmaceutically acceptable salt thereof, in an amount sufficient to maintain a blood serum level of pilocarpine in said patient of from about 5 to about 40 ng/ml, for a period of at least 6 hours. Controlled release unit dosage forms containing pilocarpine are also disclosed.

Other References

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