• About Horizon Pharma

Medicine Support

Horizon Pharma plc is dedicated to providing high-quality medicines and customer service to patients and the healthcare professionals who care for them. The following is important contact information relating to our marketed medicines.

Horizon Pharma plc marketed medicines include:

  • ACTIMMUNE® (interferon gamma-1b)
  • BUPHENYL® (sodium phenylbutyrate) Tablets and Powder
  • PROCYSBI® (cysteamine bitartrate) delaye-release capsules
  • RAVICTI® (glycerol phenylbutyrate) Oral Liquid
  • QUINSAIR (aerosolized form of levofloxacin)
  • RAYOS® (prednisone) Delayed-Release Tablets
  • KRYSTEXXA® (pegloticase)
  • DUEXIS® (ibuprofen and famotidine)
  • MIGERGOT® (ergotamine tartrate & caffeine suppositories)
  • PENNSAID® (diclofenac sodium topical solution) 2% w/w
  • VIMOVO® (naproxen and esomeprazole magnesium)

United States

In the United States, if this is a medical emergency, please call 911 or visit your nearest emergency room center.

Medical Information Requests – For Healthcare Professionals Only
–1-866-479-6742 {Option 1} or
–Email: medicalinformation@horizonpharma.com

Safety Information – To Report an Adverse Event or Side Effect
–1-866-479-6742 {Option 1} or
–visit www.fda.gov/medwatch or call 1-800-FDA-1088

Product Complaint – To Report any Product Quality Issues
–1-866-479-6742 {Option 1}
All Other Inquiries
–1-866-479-6742 {Option 2}
–Email: customerservice@horizonpharma.com


By clicking on the links in the table below, you will enter the publicly accessible scientific information service (VPOIS), which contains information on products of the company Horizon.

The duty to establish VPOIS results from Law no. 378/2007 Coll., § 33 par. 3 letter g) section 1.
Medicinal products authorized in the Czech Republic including current information on availability of the product in the market are listed below.

Information for use is only intended for citizens of CZ.

List of products                          Links to product information

RAVICTI 1.1 g/ml oral liquid         Link to product information
PROCYSBI 25 mg                        Link to product information
PROCYSBI 75 mg                        Link to product information
QUINSAIR 240 mg                       Link to product information


In Czech:

Kliknutím na odkazy v následující tabulce vstoupíte do veřejně přístupné informační služby (VPOIS), která obsahuje informace o přípravcích společnosti Horizon.
Povinnost zřídit VPOIS vyplývá ze Zákona č. 378/2007 Sb. § 33 odst. 3 písm. g) bod 1.
Níže jsou uvedeny léčivé přípravky registrované v České republice a aktuální informace o dostupnosti přípravku na trhu.

Informace o užívání jsou určeny pouze pro občany ČR.

Seznam připravků                                   Odkazy na informace o přípravcích

RAVICTI 1,1 g/ml perorální tekutina          Odkaz na informace o přípravku

Medical Information:

+31 20 572 6516

Adverse Events Reporting:
+31 20 572 6516

BUPHENYL Global Ordering Information

BUPHENYL is available in the United States by prescription only. BUPHENYL is distributed through ASD, a specialty division of AmeriSourceBergen. To order BUPHENYL, please call ASD at 1-800-746-6273 toll-free

Outside North America, BUPHENYL is available from the international distributors listed below. Note that in Europe, BUPHENYL is marketed under the trade name AMMONAPS.

Swedish Orphan Biovitrum
SE-112 76 Stockholm
Visiting Address: Tomtebodavägen 23A, Solna
phone: +46(0)8.697.20.00
Swedish Orphan International AB serves Europe and the Middle East.

Orphan Australia–serving Australia and New Zealand
48 Kangan Drive
Berwick, Victoria 3806
phone: +61(3)9769.5744
fax: +61(3)9769.5944

Giraffe’s Pharmaceutical Co., Ltd. – serving Taiwan
Room 9, 2nd Floor
No. 9, Ai Kuo W. Rd.
Taipei, Taiwan, R.O.C.
phone: +886(2)23618588
fax: +886(2)23619879

Trinity Trading Co., Ltd. – serving Hong Kong
Unit 7A-B, 39/F, Cable TV Tower
9 Hoi Shing Road
Tsuen Wan, N.T.
Hong Kong
phone: +852.2385.6044

Global Damon Pharma – serving Korea
Suite 1803
Garden Tower Building
98-78 Wooni-Dong, Chongro-Ku
Seoul, South Korea
phone: +82(2)3673.2367
fax: +82(2)3673.2369

Address: Hamamatsucho Bldg., 1-1-1 Shibaura, Minato-ku,
Tokyo 105-0023, Japan
phone: +81 3 6779-8151
fax : +81 3 6683-7851
E-mail: info@orphanpacific.com

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