A Six-Month, Open-Label, Crossover Study Of the Maintenance Of Serum Testosterone And PSA Suppression After Switching Between Lupron 22.5 Mg And Eligard 22.5 Mg Or Zoladex 10.8 Mg And Eligard 22.5 Mg In Patients With Advanced Prostate Cancer

A Six-Month, Open-Label, Crossover Study Of the Maintenance Of Serum Testosterone And PSA Suppression After Switching Between Lupron 22.5 Mg And Eligard 22.5 Mg Or Zoladex 10.8 Mg And Eligard 22.5 Mg In Patients With Advanced Prostate Cancer

Comparing the effect of switching from Lupron and Zoladex to Eligard. PSA and Testosterone levels are measured at set intervals to determine if Eligard is equal or better then Lupron or Zoladex in advanced Prostate Cancer patients.

Inclusion Criteria: Patient with Advanced Ca, on stable dose of Lupron or Zoladex

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Exclusion Criteria:

• Previous exposure to Eligard.