Drug – bio-affecting and body treating compositions – Immunoglobulin – antiserum – antibody – or antibody fragment,... – Reduced antigenicity – reduced ability to bind complement – or...
Patent
1981-09-23
1983-04-19
Phillips, Delbert R.
Drug, bio-affecting and body treating compositions
Immunoglobulin, antiserum, antibody, or antibody fragment,...
Reduced antigenicity, reduced ability to bind complement, or...
2601125E, A61K 3700, C07C10352
Patent
active
043805353
ABSTRACT:
Compounds which inhibit the brain enzyme degradation of enkephalins and which exhibit their own analgesic effect, having the formula ##STR1## wherein R.sub.1 is hydrogen or lower alkyl; X is hydrogen, hydroxy, halo, nitro, amino or lower alkoxy; R.sub.2 is hydrogen or ##STR2## wherein R.sub.3 is lower alkyl and R.sub.4 is L- or D-Thz or Pro, and the pharmaceutically acceptable salts thereof.
REFERENCES:
patent: 4127534 (1978-11-01), Coy et al.
patent: 4244944 (1981-01-01), Wilkinson
Dvonch William
Sarantakis Dimitrios
American Home Products Corporation
Phillips Delbert R.
Tarnowski George
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