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Cyclobenzaprine
Amrix (cyclobenzaprine) is a small molecule pharmaceutical. Cyclobenzaprine was first approved as Flexeril on 1982-01-01. It is used to treat muscle cramp, muscle rigidity, muscle spasticity, myositis, and pain amongst others in the USA.
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Commercial
Therapeutic Areas
Therapeutic Area
MeSH
infectionsD007239
musculoskeletal diseasesD009140
nervous system diseasesD009422
signs and symptoms pathological conditionsD013568
psychological phenomenaD011579
musculoskeletal and neural physiological phenomenaD055687
Trade Name
FDA
EMA
Amrix (generic drugs available since 1989-05-03, discontinued: Flexeril)
Drug Products
FDA
EMA
New Drug Application (NDA)
New Drug Application (NDA)
Abbreviated New Drug Application (ANDA)
Abbreviated New Drug Application (ANDA)
Cyclobenzaprine hydrochloride
Tradename
Company
Number
Date
Products
AMRIXTevaN-021777 RX2007-02-01
2 products, RLD, RS
Show 1 discontinued
Labels
FDA
EMA
Brand Name
Status
Last Update
amrixNew Drug Application2020-06-30
cyclobenzaprine hydrochlorideANDA2023-06-20
Indications
FDA
EMA
Indication
Ontology
MeSH
ICD-10
muscle crampHP_0003394D009120—
muscle rigidityHP_0002063D009127—
muscle spasticityHP_0001257D009128—
myositisEFO_0000783D009220G72.49
painEFO_0003843D010146R52
spasm—D013035M62.83
tetanusEFO_0005593D013742A35
Agency Specific
FDA
EMA
No data
Patent Expiration
Patent
Expires
Flag
FDA Information
Cyclobenzaprine Hydrochloride, Amrix, Teva Pharms Intl
73877932025-02-26DP
75443722023-11-14U-979
77901992023-11-14DP
78202032023-11-14DP
78291212023-11-14U-1088
88772452023-11-14U-979
93754102023-11-14U-1088
93990252023-11-14DPU-979
ATC Codes
M: Musculo-skeletal system drugs
— M03: Muscle relaxants
— M03B: Muscle relaxants, centrally acting agents
— M03BX: Other centrally acting agents in atc
— M03BX08: Cyclobenzaprine
HCPCS
No data
Clinical
Clinical Trials
12 clinical trials
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Indications Phases 4
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
DiarrheaD003967HP_0002014R19.7—141—6
HivD006678O98.7———1—1
Acquired immunodeficiency syndromeD000163EFO_0000765B20———1—1
Healthy volunteers/patients————1—1
Indications Phases 3
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Hiv infectionsD015658EFO_0000764B20——1—23
NeoplasmsD009369C80——1——1
Hiv enteropathyD019053EFO_0007311——1——1
Indications Phases 2
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Irritable bowel syndromeD043183EFO_0000555K58—2———2
Breast neoplasmsD001943EFO_0003869C50—1———1
Gastrointestinal diseasesD005767—1———1
Colonic diseasesD003108—1———1
Indications Phases 1
No data
Indications Without Phase
Indication
MeSH
Ontology
ICD-10
Ph 1
Ph 2
Ph 3
Ph 4
Other
Total
Herpes simplexD006561B00————22
Epidemiology
Epidemiological information for investigational and approved indications
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Drug
General
Drug common nameCYCLOBENZAPRINE
INNcyclobenzaprine
Description
Cyclobenzaprine is 5-Methylidene-5H-dibenzo[a,d]cycloheptene in which one of the hydrogens of the methylidene group is substituted by a 2-(dimethylamino)ethyl group. A centrally acting skeletal muscle relaxant, it is used as its hydrochloride salt in the symptomatic treatment of painful muscle spasm. It has a role as a muscle relaxant, a tranquilizing drug and an antidepressant. It derives from a hydride of a dibenzo[a,d][7]annulene.
Classification
Small molecule
Drug class—
Image (chem structure or protein)
Structure (InChI/SMILES or Protein Sequence)
CN(C)CCC=C1c2ccccc2C=Cc2ccccc21
Identifiers
PDB—
CAS-ID303-53-7
RxCUI21949
ChEMBL IDCHEMBL669
ChEBI ID3996
PubChem CID2895
DrugBankDB00924
UNII ID69O5WQQ5TI (ChemIDplus, GSRS)
Target
Agency Approved
No data
Alternate
No data
Variants
Clinical Variant
No data
Financial
Amrix - Cephalon
$
€
£
₣
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Tabular view
Trends
PubMed Central
Top Terms for Disease or Syndrome:
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Additional graphs summarizing 1,465 documents
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Safety
Black-box Warning
No Black-box warning
Adverse Events
Top Adverse Reactions
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17 adverse events reported
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