Patents by Inventor Michael R. Magruder

Michael R. Magruder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Nalbuphine-narcotic analgesic composition and method of producing analgesia
    Patent number: 4366159
    Abstract: A narcotic analgesic composition particularly in oral dosage form is provided which provides excellent analgesia in a mammal while reducing or eliminating the respiratory depression and euphoria usually associated with narcotic analgesics. The composition comprises an analgesic effective amount of a narcotic analgesic or salt thereof and an analgesic effective amount of nalbuphine or a salt thereof.A method of producing analgesia in a mammal is also provided, this method comprises administering to a mammal parenterally or orally an analgesic effective amount of a narcotic analgesic or salt thereof and an analgesic effective amount of nalbuphine or a salt thereof. Administration of the narcotic analgesic and nalbuphine can be either sequentially or simultaneously.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: December 28, 1982
    Assignee: Michael Richard Magruder
    Inventor: Michael R. Magruder