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Par Health Locations

Par Health Global Headquarters

St. Louis

675 James S McDonnell Boulevard
St. Louis, MO 63042
Phone: 1+314-654-2000 

Corporate Offices

Chesterfield

Perth House, Millennium Way
Derbyshire, United Kingdom
S41  8ND

Dublin

First Floor, Minerva House
Simmonscourt Road
Ballsbridge, Ireland Dublin 4

Malvern

9 Great Valley Parkway 
Malvern, PA 19355

Woodcliff Lake

300 Tice Blvd, Suite 230 
Woodcliff Lake, NJ 07677

US Manufacturing Facilities

Fenton

1733 Gilsinn Lane
Fenton, MO 63026 

Greenville

100 Louis Latzer Drive
Greenville, IL 62246

Hobart

172 Railroad Avenue
Hobart, NY 13788 

Raleigh

8801 Capital Boulevard
Raleigh, NC 27616 

Rochester

870 Parkdale Road 
Rochester, MI 48307

St. Louis

3600 N Second Street 
St. Louis, MO 63147

Webster Groves

385 Marshall Ave.
Webster Groves, MO 63119
(Principal U.S. R&D site) 

India Office & Manufacturing Facilities

Registered Office

Par Formulations Private Limited
Par Active Technologies Private Limited
Par Biosciences Private Limited
No. 9/215, Pudupakkam Main Road
Via Vandalur–Kelambakkam Road
Pudupakkam, Kelambakkam – 603103
Chennai, Tamil Nadu, India
Phone: +91 44 67480000 (Board)

Chennai

Par Formulations Private Limited
Plant: No. 9/215, Pudupakkam Main Road
Via Vandalur–Kelambakkam Road, Pudupakkam, Kelambakkam – 603103
Chennai, Tamil Nadu, India
Phone: +91 44 67480000 (Board)
CIN: U33111TN1982PTC009602
GST No.: 33AAACC2463N1ZP

Chennai

Par Active Technologies Private Limited
Plant: Plot No. 16, 17, 31 and 32
Sidco Pharmaceutical Complex, Alathur
Chengalpattu District – 603110
Tamil Nadu, India
Phone: +91 44 67300300 (Board)
CIN: U24232TN2013PTC093471
GST No.: 33AAMCA2552N1ZH

Mumbai

Par Formulations Private Limited
R&D: Plot No. 8-A1/2, Kalwa Block
TTC Industrial Area, Thane–Belapur Road, MIDC Digha–Airoli
Navi Mumbai – 400708
Maharashtra, India
Phone: +91 22 62791200 (Board)
CIN: U33111TN1982PTC009602
GST No.: 27AAACC2463N1ZI

Indore

Par Formulations Private Limited
Plant: Plot No. M-82–83, Industrial Area SEZ Phase II, Pithampur – 454775
Dhar, Madhya Pradesh, India
Phone: +91 7292 679100 (Board)
CIN: U33111TN1982PTC009602
GST No.: 23AAACC2463N1ZQ

Chennai

Par Biosciences Private Limited
Office: No. 9/215, Pudupakkam Main Road
Via Vandalur–Kelambakkam Road, Pudupakkam, Kelambakkam – 603103
Chennai, Tamil Nadu, India
Phone: +91 44 67480000 (Board)
CIN: U24233TN2012PTC086326
GST No.: 33AADCE0757C1Z6

Contact Par Health

Report an Adverse Event

To report an adverse event, please reach us using the contact details provided below. 

For legacy Mallinckrodt (SpecGx) generic products: +1-800-778-7898 | PVGenerics@mnk.com 

For legacy Endo generic or sterile injectables products: +1-800-828-9393 | Druginfo@endo.com 

Report an Ethics Concern

To report a concern, contact our confidential Integrity Hotline.

Customer Service

For legacy Endo generic or sterile injectables products contact:
Phone: +1-800-828-9393
Email: cservice@endo.com

For legacy Mallinckrodt (SpecGx) API products contact:
Phone: +1-800-895-9048
Email: SpecGxAPIcs@mnk.com

For legacy Mallinckrodt (SpecGx) generic products contact:
Phone: +1-800-325-8888
Email: Dpharma@mnk.com 

For all other inquiries, please use the form below to reach the right team.