Extension Study of PRX-102 for up to 60 Months

A Multi Center Extension Study of PRX-102 Administered by Intravenous Infusions Every 2 Weeks for up to 60 Months to Adult Fabry Patients

To evaluate the ongoing safety, tolerability, and efficacy parameters of PRX-102 in adult Fabry patients who have successfully completed treatment with PRX-102 in studies PB-102-F01 and PB-102-F02.

An open-label study to evaluate the ongoing safety, tolerability and efficacy parameters of PRX-102 in adult Fabry patients (≥18 years of age). Patients enrolled received 1.0 mg/kg of PRX-102 as an intravenous infusion every 2 weeks (+/- 3 days) for up to 60 months and no less than 36 months.

Inclusion Criteria:

• Completion of study PB-102-F02
• The patient signs informed consent
• Female patients and male patients whose co-partners were of child-bearing potential agree to use a medically acceptable method of contraception, not including the rhythm method. Acceptable methods of contraception include hormonal products, intrauterine device, or male or female condoms. Contraception should be used throughout the duration of the study and for 3 months after termination of treatment.

Exclusion Criteria:

• Presence of any medical, emotional, behavioral or psychological condition that, in the judgment of the Investigator and/or Medical Director, would interfere with the patient's compliance with the requirements of the study