Try:

oWS.MSSoapInit("http://43000210000:43000210000@test.sgk.gov.tr/saglikws/services/ProvizyonIslemleri/wsdl/ProvizyonIslemleri.wsdl")
ows.ConnectorProperty("AuthUser")="43000210000"
ows.ConnectorProperty("AuthPassword")="43000210000"

>How can I send username and password to a web service in vfp9?
>Programatically or from task pane- xml web services?
> Web service is : http://test.sgk.gov.tr/saglikws/services/ProvizyonIslemleri/wsdl/ProvizyonIslemleri.wsdl
>
>username:43000210000
>password:43000210000
>
>Thanks