Last update 26 Sep 2026

Entecavir

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Anhydrous entecavir, Barcavir, Entecavir (anhydrous)
+ [22]
Target
Action
inhibitors
Mechanism
RT inhibitors(Viral reverse transcriptase inhibitors)
Inactive Indication
Originator Organization
Inactive Organization-
License Organization-
Drug Highest PhaseApproved
First Approval Date
United States (29 Mar 2005),
RegulationPriority Review (China)
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Structure/Sequence

Molecular FormulaC12H17N5O4
InChIKeyYXPVEXCTPGULBZ-WQYNNSOESA-N
CAS Registry209216-23-9

External Link

KEGGWikiATCDrug Bank
D04008Entecavir

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Hepatitis B, Chronic
United States
29 Mar 2005
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Chronic DiseasePhase 3
United States
01 Dec 2004
Chronic DiseasePhase 3
Canada
01 Dec 2004
Chronic DiseasePhase 3
Hong Kong
01 Dec 2004
Chronic DiseasePhase 3
Indonesia
01 Dec 2004
Chronic DiseasePhase 3
Philippines
01 Dec 2004
Chronic DiseasePhase 3
Singapore
01 Dec 2004
Chronic DiseasePhase 3
Taiwan Province
01 Dec 2004
Chronic DiseasePhase 3
Thailand
01 Dec 2004
Hepatitis BPhase 3
United States
01 Sep 2002
ViremiaPhase 3
United States
01 Sep 2002
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
249
ylhszweofj(jjeynufrtk) = hhppordpaz beofbffvrc (lmiktsobal )
Positive
09 Dec 2025
ylhszweofj(jjeynufrtk) = qrhebwozkz beofbffvrc (lmiktsobal )
Not Applicable
1,878
lxjxnhplzq(kdoypdcxny) = oeocfjngxt bejkdgvkqh (gdetbdiads )
Positive
07 Nov 2025
TMF
lxjxnhplzq(kdoypdcxny) = icgbhcpqtl bejkdgvkqh (gdetbdiads )
Not Applicable
15
uoakjnpuvy(krwbjxacmh) = kvgfdeakph znvagkfjhe (dhohndcwlc )
Positive
15 Nov 2024
Not Applicable
6,696
wobinrdyst(fyyeokqdpu) = wfpajavlvd vfzdvsacoo (klbsvugzso )
Negative
15 Nov 2024
Not Applicable
3,048
(No excessive alcohol consumption)
bciebxbfat(sgsbnueheu) = mjbmkwqaqi mtctduftux (zjnvtzykcc )
Positive
15 Nov 2024
(Excessive alcohol consumption)
iiteivsssa(rqwlcrmnsp) = uykimteaax esrocfywrb (nfsbgtrxsr )
Not Applicable
1,384
mkkdevqdpi(nurteyuxhf) = blnnaanibl ocxhvxthss (vzciuiwxbp )
Positive
15 Nov 2024
mkkdevqdpi(nurteyuxhf) = yhrllpbwkt ocxhvxthss (vzciuiwxbp )
Not Applicable
109
Prophylactic antiviral therapy
sukqqfopiy(kwoyoenbdc) = whjpfzkodv qypldkjmuh (yxfebvjlyn )
Positive
15 Nov 2024
Non-antiviral treatment
codpcooyyx(xrlgycnzev) = wubxjbufjk bhnfgkaads (ruxzwrbhyd )
Phase 1
22
jnzydbdkhl(sdhwuggunj) = In a multiple regression model, baseline HBsAg (< or ≥4 log10 IU/ ml) and steady state plasma ALG-001075 exposure (AUC or Ctrough) statistically significantly predicted change from baseline in HBsAg at week 24 (p < 0.00018, R2 = 0.65). lyhdanirpp (pzhnfubymx )
Positive
01 Jun 2024
Phase 1
22
uldazfksgd(jbkubqpzwo) = comjrjjdav wsjclcylni (xvmrfxtudu, 0.4)
Positive
01 Jun 2024
-
Phase 3
4
(Arm 1 (TAF, TDF, Entecavir: Prophylactic))
fyfpfljvwp(wuwktnpviv) = sfbyuzlcnp rkfqlwpmip (unxegwqpsj, bwfqmezias - oxufwehqjn)
-
20 May 2024
(Arm 2 (TAF, TDF, Entecavir: Upon Indication))
fyfpfljvwp(wuwktnpviv) = czqrkbytiy rkfqlwpmip (unxegwqpsj, eisqgltopz - yhxgmtvipo)
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Regulation

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