Contact Us

Corporate Headquarters

Sigma-Tau Pharmaceuticals, Inc.
9841 Washingtonian Blvd. Suite 500
Gaithersburg, MD 20878

Phone: 1 (800) 447-0169
1 (301) 948-1041
FAX: 1 (301) 948-1862
Email: sigmatauinfo@sigmatau.com

Business Development: BD@sigmatau.com

Directions to Sigma-Tau

Reporting Adverse Events

Abelcet®, Adagen®,Carnitor®, Cystaran, DepoCyt®, Matulane® or Oncaspar®
Phone:(866) 634-2765
Email:drugsafety@sigmatau.com


VSL#3®, or ProXeed Plus®
Phone:(866) 634-2765
Fax:(678) 581-4401
Email:sigmatau@tmacmail.com

Medical Information for Healthcare Professionals

Abelcet®, Adagen®, Carnitor®, Cystaran, DepoCyt®, Matulane® Oncaspar®,ProXeed Plus®,or VSL#3®
To request medical information regarding Abelcet®, Adagen®, Carnitor®, Cystaran, DepoCyt®, Matulane® Oncaspar®,ProXeed Plus®,or VSL#3® please use the following contact information:

Phone:(866) 634-2765
Fax:(678) 581-4401
Email:sigmatau@tmacmail.com

Product Ordering

Adagen®: 1-877-534-9627
Abelcet®, Oncaspar®,DepoCyt® (US): (888) 276-2217
Carnitor®: (800) 447-0169, Option 2 for customer service
Cystaran: 1-877-534-9627
Matulane®: 1-877-534-9627, Prescription Fax Line: (888) 347-3416

Oncaspar Digital Order Form

Oncaspar Fax Order Form

Return Policy

Investigational Initiated Trial Concept Submission

If you are interested in conducting an Investigator Initiated Trial on Abelcet®, Adagen®,Oncaspar®, DepoCyt® please click here.

Inquire about Patient Assistance Programs or Reimbursement Assistance

Abelcet®, Oncaspar®,DepoCyt®:(800) 490-3262
Adagen®:(866) 352-3229
Cystaran: 1-800-440-0473
Matulane®, or Carnitor®: (800) 490-3262, Option 2