Patents Assigned to Karl O. Helm Aktiengesellschaft
  • L-Glaucine containing composition for cough relief
    Patent number: 4370331
    Abstract: An antitussive composition comprising a pharmaceutically acceptable carrier and from about 4 to about 99 percent by weight of a glaucine compound selected from the group consisting of l-glaucine, d,l-glaucine, the physiologically acceptable salts thereof and mixtures thereof.
    Type: Grant
    Filed: May 16, 1980
    Date of Patent: January 25, 1983
    Assignee: Karl O. Helm Aktiengesellschaft
    Inventor: Alfred G. Maasbol