abstract |
A method of treating pain of whatever origin and nature in human and animal which comprises administering to the patient in need an effective amount of a polypeptide of structure: ##STR1## wherein X is selected from the group consisting of hydrogen, t-butyloxycarbonyl(Boc), Asp, Pyr-Glu, Pyr-Gln-Asp, Pyr-Asn-Asp; Y is selected from the group consisting of Thr, Met, Leu, Nle, Val; W is selected from the group consisting of Met, Nle, Leu. |