Farmitalia Carlo Erba

Chiara De Paolis

Alessandro Rossi

Gerhard Zetler

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.

Use of polypeptides as analgesic drugs

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;

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Chiara De Paolis