3-aryl-3-hydroxy-2-amino-propionic acid amides, 3-heteroayryl-3-hydroxy-2-amino-propionic acid amides and related compounds having analgesic and/or immunostimulant activity
Disclosed are 3-aryl-3-hydroxy-2-amino-propionic acid amides and 3-heteroaryl-3-hydroxy-2-amino-propionic acid amides wherein the substituents are as defined in the specification and their use as analgesic or immuno stimulants.