Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Long analgesic acting nalbuphine polyester derivative and method of use










Image Number 5 for United States Patent #6225321.

The nalbuphine polyester derivative is related to a novel long acting agent. The nalbuphine polyester derivative is R--[CO-NAL].sub.n wherein n is an integer from 2-4 and, in which the R is selected from a saturated or nonsaturated, substituted or unsubstituted, aliphatic or aromatic group having 1 to 40 carbon atoms. The process for producing the derivative includes esterifying nalbuphine with a saturated or unsaturated fatty acid or a halogen compound of the fatty acid with an acid anhydride. A pharmaceutical composition contains the derivative and a pharmaceutically acceptable carrier, which can be administered to an animal or person for treating pain.








 
 
  Recently Added Patents
Method for implementing dynamic pseudorandom keyboard remapping
Method and apparatus for information exchange over a web based environment
Bi-directional pattern dependent noise prediction
Process for the production of electric energy by the excitation and capture of electrons from ground or water sources
Spin transition material
Managing method and apparatus for servicing contents provided by content provider
Stowable pet leash and collar
  Randomly Featured Patents
Volume or fluid level sensing system and method
Data signal baseline error detector
Hot runner manifold system
Window shade with conical winding shaft
Amplifier circuit for minimizing output voltage power-up transients
Method and apparatus for simplifying the control of a switch
Method of controlling multi-state NROM
Image processing apparatus and method, and computer program product
Compact ratchet wrench with quick-release lever
Treatment and control device