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ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Spasmolytic agent

Chemical Name

Isoquinoline, 1-[(3,4-dietoxyphenyl)metylene]-6,7-dietoxy-1,2,3,4-tetrahydro-

Foreign Names

  • Drotaverinum (Latin)
  • Drotaverin (German)
  • Drotav√©rine (French)
  • Drotaverina (Spanish)

Generic Name

  • Isodihydroperparine (IS)

Brand Names

  • Adort
    Adley, India
  • Arudol
    Avalanche, India
  • Baralgan-D
    Sanofi Aventis, India
  • Baralgan-DM (Drotaverine and Mefenamic Acid)
    Sanofi Aventis, India
  • Do Spa
    Alexandria Co., Egypt
  • Dortsil
    Psycorem, India
  • Dortsil-M (Drotaverine and Mefenamic Acid)
    Psycorem, India
  • Dot
    Acme, Bangladesh
  • Dotacid
    Biomax, India
  • Dotiwak
    Intra, India
  • Dotra
    Emcure, India
  • Dotra-M (Drotaverine and Mefenamic Acid)
    Emcure, India
  • Drat-MF (Drotaverine and Mefenamic Acid)
    Madhav BioTech, India
  • Drofem (Drotaverine and Mefenamic Acid)
    FDC, India
  • Drofomax (Drotaverine and Mefenamic Acid)
    Molekule, India
  • Dromac
    Trumac, India
  • Dropar (Drotaverine and Paracetamol)
    FDC, India
  • Drotazide (Drotaverine and Nifuroxazide)
    Eva, Egypt
  • Drotol-Spas (Drotaverine and Mefenamic acid)
    Olcare Laboratories, India
  • Drovera
    Svizera, India
  • Drovin
    ACI, Bangladesh
  • Dutora-M (Drotaverine and Mefenamic Acid)
    Orion, India
  • Endospazminas
    Sanitas, Lithuania
  • Esnil
    Dewcare, India
  • Esnil (Drotaverine and Aceclofenac)
    Dewcare, India
  • Esnil-M (Drotaverine and Mefenamic Acid)
    Dewcare, India
  • Esnil-P (Drotaverine and Paracetamol)
    Dewcare, India
  • Espa
    Square, Bangladesh
  • MD-MF (Drotaverine and Mefenamic Acid)
    Vensat, India
  • Neospan
    Neopharmi, Georgia
  • NO-SPA
    Chinoin, Georgia
  • No-spa
    Chinoin, Serbia
  • No-Spa
    Sanofi-Aventis, Bosnia & Herzegowina
  • NO-SPA Forte
    Sanofi-Aventis, Bosnia & Herzegowina
  • P-Dol Spas (Drotaverine and Mefenamic Acid)
    Domagk, India
  • Ridro-M (Drotaverine and Mefenamic Acid)
    Rishab, India
  • Rotaro-M (Drotaverine and Mefenamic Acid)
    Aronex, India
  • Span
    Opsonin, Bangladesh
  • Spasmocure
    Acapi, Egypt
  • Spasmoter
    Zuventus, India
  • Spasmoter-M (Drotaverine and Mefenamic Acid)
    Zuventus, India
  • Taverin
    Beximco, Bangladesh
  • Trospa
    Dr. Reddy's, India
  • Xappy-DR (Drotaverine and Mefenamic Acid)
    Sanify, India
  • Zerodol Spas (Drotaverine and Aceclofenac)
    IPCA, India
  • Algoflex-M (Drotaverine and Ibuprofen)
    Sanofi-Aventis, Hungary
  • Antispasmin
    Biofarm, Romania
  • Deespa
    Polpharma, Poland
  • Deolin
    Unison, Thailand; Unison Laboratories Co Ltd, Myanmar
  • Dro Spaz
    Adipharm, Bulgaria
  • Drotacip
    Cipla, Georgia
  • Drotapan
    Incepta, Bangladesh
  • Drotavep
    ExtractumPharma, Hungary
  • Drotaverine Borisovskiy
    Borisovskiy Zavod Medicinskikh Preparatov, Jsc, Georgia
  • Drotaverine Chinoin
    Sanofi-Aventis, Hungary
  • Drotaverine hydrochloride Borisovskiy
    Borisovskiy Zavod Medicinskikh Preparatov, Jsc, Georgia
  • Drotaverine-Borimed
    Borisovskiy Zavod Medicinskikh Preparatov, Jsc, Georgia
  • Drotaverine-Grindeks
    Grindeks, Latvia
  • Galospa
    Galenus, Poland
  • Nosh-Bra
    Brinsalov-A, Georgia
  • NO-SPA
    Chinoin, Romania; Chinoin, Russian Federation; Chinoin Pharmaceutical and Chemical Work Private, Poland; First Pharma, Estonia; Sanofi Aventis, China; Sanofi Malta, Malta; Sanofi-aventis, Czech Republic; Sanofi-aventis, Estonia; Zentiva, Slovakia
  • No-spa
    Chinoin Pharmacetuical, Latvia; Sanofi-Aventis, Lithuania; Sanofi-Aventis, Mexico
  • No-Spa
    Chinoin, Bulgaria
  • No-Spa Comfort
    Chinoin, Bulgaria
  • NO-SPA Forte
    Chinoin, Georgia; Chinoin, Russian Federation; Chinoin Pharmaceutical and Chemical Work Private, Poland; Sanofi Malta, Malta; Sanofi-aventis, Czech Republic; Chinoin, Romania
  • Pymenospain
    Pymepharco, Vietnam
  • Relispa
    Searle, Vietnam
  • Relispa Forte
    Searle, Vietnam
  • Spasdort (Drotaverine and Mefenamic Acid)
    Finecure Pharmaceuticals, India
  • Spasmocalm
    Magistra, Romania
  • Spaverin
    Antibiotice, Romania
  • Spazgan
    Stirol, Latvia
  • Toverine
    T.O. Chemicals, Thailand
  • Zepid
    Unison, Malaysia

International Drug Name Search


ISInofficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)

Click for further information on drug naming conventions and International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.