Note: In some countries, this medicine may only be approved for veterinary use.

In the US, Hydroxyzine (hydroxyzine systemic) is a member of the following drug classes: antihistamines, miscellaneous anxiolytics, sedatives and hypnotics and is used to treat Allergic Urticaria, Allergies, Anxiety, Interstitial Cystitis, Nausea/Vomiting, Pain, Pruritus and Sedation.

US matches:

• Hydroxyzine
• Hydroxyzine (Intramuscular)
• Hydroxyzine (Oral)
• Hydroxyzine Capsules and Tablets
• Hydroxyzine Injection
• Hydroxyzine Syrup
• Hydroxyzine Capsules
• Hydroxyzine Oral Solution
• Hydroxyzine Pamoate
• Hydroxyzine Tablets

Scheme

Rec.INN

ATC (Anatomical Therapeutic Chemical Classification)

N05BB01

CAS registry number (Chemical Abstracts Service)

0000068-88-2

Chemical Formula

C21-H27-Cl-N2-O2

Molecular Weight

375

Therapeutic Categories

Anxiolytic agent

Histamine receptor antagonist (antihistaminic agent)

Chemical Name

Etanol, 2-[2-[4-[(4-chlorophenyl)phenylmetyl]-1-piperazinyl]etoxy]-

Foreign Names

• Hydroxyzinum (Latin)
• Hydroxyzin (German)
• Hydroxyzine (French)
• Hidroxizina (Spanish)

Generic Names

• Hydroxyzine (OS: DCF, BAN)
• Idroxizina (OS: DCIT)
• UCB 4492 (UCB) (IS)
• Hydroxyzine Hydrochloride (OS: BANM, JAN)
• Hydroxyzine dihydrochloride (IS)
• Hydroxyzindihydrochlorid (PH: Ph. Eur. 9)
• Hydroxyzine (chlorhydrate d') (PH: Ph. Eur. 9)
• Hydroxyzine Hydrochloride (PH: BP 2018, JP XVII, USP 41)
• Hydroxyzine hydrochloride (PH: Ph. Eur. 9)
• Hydroxyzini hydrochloridum (PH: Ph. Eur. 9)
• Hydroxyzine Pamoate (OS: JAN)
• Hydroxyzine Pamoate (PH: JP XVII)

Brand Names

• Adzin
  Daksh, India
• Atarax
  LENIS, Slovenia; Pharma Secta, Lebanon; UCB, Turkey; UCB Pharma, Cyprus; Sanolabor, Slovenia
• Atarax 200 ml
  UCB, Turkey
• Atarax 25mg
  UCB, Lithuania
• Atarax 2mg/ml
  UCB, Lithuania
• Dolodens [+ Codeine, + Propyphenazone]
  Dentalcare Pharma, Spain
• Dorax [+ Ephedrine, + Theophylline]
  Dosaco, Pakistan
• Drotizin
  GeoLab, Brazil
• Fasarax
  Laboratorio Prater, Chile
• Hidroxicina Genfar
  Genfar S.A., Costa Rica; Genfar S.A., Guatemala; Genfar S.A., Panama; Genfar S.A., El Salvador
• Hidroxicina HCl Pharma Arte
  Pharma Arte, Paraguay
• Hidroxicina La Santé
  La Santé, Colombia
• Hidroxin
  Mavi, Mexico
• Hidroxina
  Lazar, Ecuador; Pablo Cassara, Paraguay
• Hidroxizina Eurofarma
  Eurofarma, Brazil
• Hydroze
  Unichem, India
• Hyrax
  Palsons, India
• Krust
  Biosciences, India
• Oltrex
  Olcare Laboratories, India
• Pergo
  Eurofarma, Brazil
• Pharma-Q Hydroxyzine
  Pharma-Q, South Africa
• Prugo
  Adcock Ingram, India
• Psytrax
  Psycorem, India
• Tenerba
  Lafedar, Argentina
• Teo Bilac Plus [+ Ambroxol, + Salbutamol, + Theophylline]
  Bilac, Paraguay
• Validol
  Hakay, Turkey
• Vetaraxoid [+ Prednisolone] [veterinary use]
  Pfizer, Poland
• Xyril
  Opsonin, Bangladesh
• Actadon
  Aedon Co, Thailand
• Adipam
  Taiguk, South Korea
• AH 3 N
  UCB Pharma, Germany
• Akiskam
  Psicofarma, Mexico
• Allerax
  Bangkok Lab & Cosmetic, Thailand
• Allerzine
  Alvogen IPCo S.à.r.l., Iceland
• Antipru
  Inpac Pharma, Thailand
• Antizine
  Pharmaceutical Laboratories, Thailand
• Apo-Hydroxyzine
  Apotex, Hong Kong; Apotex, Singapore; Apotex, Canada
• Arax
  Astar, Taiwan
• Atalog
  Chinta, Thailand
• Atano
  Milano, Thailand
• Atarax
  ACI, Bangladesh; Cherubino, Malta; Cid, Egypt; Ecosse, Malta; ERFA Canada, Canada; GlaxoSmithKline, Ecuador; GlaxoSmithKline, Hong Kong; GlaxoSmithKline, Myanmar; GlaxoSmithKline, Malaysia; Pfizer Japan, Japan; UCB, Czech Republic; UCB, Spain; UCB, Finland; UCB, Georgia; UCB, Greece; UCB, India; UCB, Iceland; UCB, Kuwait; UCB, Lithuania; UCB, Norway; UCB, Pakistan; UCB, Poland; UCB, Portugal; UCB, Slovakia; UCB, Taiwan; UCB Nordic, Sweden; UCB Pharma, Belgium; UCB Pharma, Bulgaria; UCB Pharma, Germany; UCB Pharma, Italy; UCB Pharma, Malta; BB Farma, Italy; UCB de Mexico, Mexico; Global Six Key Thailand, Thailand
• Atarax 10mg
  Alliance Pharmaceuticals, United Kingdom
• Atarax 25mg
  Alliance Pharmaceuticals, United Kingdom; UCB, Hungary; UCB, Luxembourg; UCB, Oman; UCB Pharma, Austria; UCB Pharma, France; UCB-Pharma, Switzerland
• Atarax 2mg/ml
  UCB-Pharma, Switzerland
• Ataraxone
  Lazar, Argentina; Lazar, Uruguay
• Ataraxone 25mg
  Lazar, Uruguay
• Atarax-P
  Pfizer Japan, Japan
• Ataroly
  Aflofarm, Georgia
• Aterax
  AHN Pharma, South Africa
• Bestalin
  Lapi Laboratories, Indonesia
• Cedar
  Siegfried, Colombia
• Cloridrato de Hidroxizina EMS
  EMS, Brazil
• Cloridrato de Hidroxizina Gen.Germed
  Genéric.Germed, Brazil
• Cloridrato de Hidroxizina Gen.Legrand
  Genéric.Legrand, Brazil
• Cloridrato de Hidroxizina GeoLab
  GeoLab, Brazil
• Cloridrato de Hidroxizina Globo
  Globo, Brazil
• Cloridrato de Hidroxizina Medquimica
  Medquímica Indústria Farmacêutica, Brazil
• Cloridrato de Hidroxizina Neo Quimica
  Nova Química Farmacêutica, Brazil
• Dalun
  Productos Farmaceuticos Medipharm, Chile
• Dicloridrato de Hidroxizina Nova Quimica
  Nova Química Farmacêutica, Brazil
• Droxy
  Nova Química Farmacêutica, Brazil
• Efidac 5%
  Olvos Science, Greece
• Fasarax
  Laboratorio Prater, Chile
• Fedox
  Recalcine, Paraguay
• Hadarax
  Greater Pharma, Thailand
• Hiderax Lafrancol
  Abbott, Colombia
• Hidroalerg
  Sigma Pharma Nature's Plus Farm. Ltda., Brazil
• Hidroxin 10mg
  Dispert, Uruguay
• Hidroxin 25mg
  Dispert, Uruguay
• Hidroxizina Bluefish
  Bluefish, Spain
• Histacalmine [+ Chlorphenamine] [veterinary use]
  Virbac, France
• Histaderm [+ Chlorphenamine] [veterinary use]
  Sogeval, France
• Histan
  Siam Bheasach, Thailand
• Hixilerg
  EMS, Brazil
• Hixizine
  Theraskin, Brazil
• Hizin
  Daiichi, Thailand
• Hoxidrin
  Globo, Brazil
• Hydroxizin Alternova
  Orifarm Generics, Sweden
• Hydroxyzine Bluefish
  Bluefish, Norway; Bluefish Pharma, Sweden; Bluefish Pharmaceuticals, Denmark
• Hydroxyzine Bristol
  Bristol, Malta
• Hydroxyzine Europharm
  Europharm, Hong Kong
• Hydroxyzine HCL Sandoz
  Sandoz, Canada
• Hydroxyzine Hydrochloride
  Amneal Pharmaceuticals, United States; ECI Pharmaceuticals, United States; Elite, United States; Fresenius Kabi, United States; Heritage, United States; Hetero, United States; Hi-Tech, United States; InvaGen, United States; KVK-TECH, United States; Luitpold Pharmaceuticals, United States; Mylan, United States; Northstar, United States; Nuvo Pharmaceuticals, United States; Pliva, United States; Prinston, United States; Silarx Pharmaceuticals, United States; Vintage, United States; Wockhardt, United States
• Hydroxyzine Orifarm
  Orifarm Generics, Denmark; Orifarm Generics, Norway; Orifarm Generics, Sweden
• Hydroxyzine Orion
  Orion Pharma, Sweden
• Hydroxyzine Renaudin
  Renaudin, France
• Hydroxyzine-2 HCL
  UCB Pharma, Netherlands
• Hydroxyzinum
  ICN, Lithuania
• Hydroxyzinum Aflofarm
  Aflofarm Farmacja, Poland
• Hydroxyzinum Biogened
  Biogened, Poland
• Hydroxyzinum Espefa
  Espefa, Poland
• Hydroxyzinum Hasco
  Hasco-Lek, Poland
• Hydroxyzinum Polfarmex
  Polfarmex, Poland
• Hydroxyzinum Teva
  Teva Pharmaceuticals, Poland
• Hydroxyzinum VP
  PharmaSwiss, Poland
• Iterax
  GlaxoSmithKline, Philippines; UCB Pharma, Indonesia
• Marax [+ Ephedrine, + Theophylline]
  Pfizer, Pakistan
• Neurolax
  Balkanpharma, Bulgaria; Balkanpharma-Dupnitsa, Bulgaria
• Nexit
  D & M Pharma, Chile
• Nirax
  Golden Horse, Taiwan
• Novo-Hydroxyzin
  Teva Canada, Canada
• Otarex 25mg
  Teva, Israel
• Practicum [+ Flunitrazepam]
  Pharmetica, Paraguay
• Prurid
  Pharmetica, Paraguay
• Pruri-Gran
  Legrand/Tarja, Brazil
• Qualidrozine
  Quality Pharm, Hong Kong
• Taraxin
  T.O. Chemicals, Thailand
• Ucerax
  UCB, Ireland
• Vetaraxoid [+ Prednisolone] [veterinary use]
  Pfizer Italia, Italy; Zoetis, Finland
• Atarax-P
  Pfizer Japan, Japan
• Atarax-P 0.5%
  Pfizer Japan, Japan
• Atarax-P 10%
  Pfizer Japan, Japan
• Atarax-P 2.5%
  Pfizer Japan, Japan
• Hydroxyzine Pamoate
  Barr, United States; Heritage, United States; IMPAX Laboratories, United States; Nisshin Pharmaceutical, Japan; Sandoz, United States
• Vistaril
  Pfizer, Taiwan; Pfizer U.S., United States

Glossary

Further information on drug naming conventions: International Nonproprietary Names.