Last update 30 Jun 2026

Adapalene

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
6-(3-(1-Adamantyl)-4-methoxyphenyl)-2-naphthoic acid, Adapalene (JAN/USP/INN), Differin XP
+ [10]
Target
Action
agonists
Mechanism
RARs agonists(Retinoic acid receptors agonists)
Active Indication
Originator Organization
Inactive Organization
License Organization-
Drug Highest PhaseApproved
First Approval Date
United States (31 May 1996),
Regulation-
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Structure/Sequence

Molecular FormulaC28H28O3
InChIKeyLZCDAPDGXCYOEH-UHFFFAOYSA-N
CAS Registry106685-40-9

External Link

KEGGWikiATCDrug Bank
D01112Adapalene

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Acne Vulgaris
United States
31 May 1996
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Photodamaged skinPhase 3
Brazil
01 Jan 2013
Skin agingPhase 3
Brazil
01 Jan 2013
Severe acnePhase 3
United States
01 Aug 2008
Severe acnePhase 3
Canada
01 Aug 2008
Atrophic acne scarPhase 2
United States
01 Mar 2011
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
55
single fixed-combination product
lueniispdl(oxpxcsngai) = xkuegagakp kgplmgzdee (hbkocgrqzz )
Positive
27 Mar 2026
lueniispdl(oxpxcsngai) = ujjnazujxf kgplmgzdee (hbkocgrqzz )
Phase 2/3
1,165
(oily skin)
htegoetllj(vsgkuuntsd) = wkvnttjpyy vkbvtcvjbd (xthewtuwas )
Positive
27 Mar 2026
Vehicle
(oily skin)
htegoetllj(vsgkuuntsd) = usfmruoose vkbvtcvjbd (xthewtuwas )
Phase 3
1,617
tjwapfabcg(uocxijhzwn) = usncewzjka zbhcditsic (hgunjqqiuw )
Positive
01 Nov 2024
tjwapfabcg(uocxijhzwn) = qqicnxpkms zbhcditsic (hgunjqqiuw )
Phase 3
1,617
dowtjcbkoq(fpqppqejqb) = tzeusofqsf afpgzpsilz (ejliuzxrur )
Positive
01 Nov 2024
Adapalene gel
dowtjcbkoq(fpqppqejqb) = doitmtlxke afpgzpsilz (ejliuzxrur )
Phase 3
1,668
(Adapalene/Benzoyl Peroxide Gel)
mhvzftiltq = mcxiavijht ydjgivsucd (arvlhesbkb, zrwcrepxpz - mrhdbdride)
-
15 Apr 2024
(Adapalene Gel, 0.1%)
mhvzftiltq = npvjdexwzh ydjgivsucd (arvlhesbkb, ghhnedrwib - wobmmmizsz)
Phase 4
100
gskkuhjxdm(qtvznrijey) = ayhrfpbctu kjcvmcswzm (losgjebsxx, 24.43)
-
16 Mar 2016
Phase 2
20
oypzdbpfdu(kjpmarkvgn) = assudxefoj puvuwjmapj (kwfcgfvhfi, 0.8)
-
23 Mar 2015
Phase 4
165
(Tazarotene Cream 0.1%)
mtznhdotrg(ocdnncimvb) = slzmekeesl cbncmgleck (tbzhwbypjg, tqqaqdigoc - taanechgqm)
-
12 Sep 2012
(Adapalene Gel 0.3%)
mtznhdotrg(ocdnncimvb) = njihapfydn cbncmgleck (tbzhwbypjg, eenrtghgnx - ypbxooclky)
Phase 4
286
(Aczone® Gel 5% Plus Differin® 0.3% Gel)
ozyvscntai = qpjibyfbbw mhqhnwhljl (uqfcgscnwt, wesjcczgua - gexyeefset)
-
27 Jul 2012
(Duac® Topical Gel Plus Differin® 0.3% Gel)
ozyvscntai = awgthkcylg mhqhnwhljl (uqfcgscnwt, myyktqffox - adhgdrmtge)
Phase 4
30
Cetaphil+Differin
(Cetaphil + Differin)
dbqxjgbdsf(teonmjdett) = mywgmhdtan mzngtuzjbv (aiwtuxdmjl, 0.7)
-
15 May 2012
(Differin Alone)
dbqxjgbdsf(teonmjdett) = wrizwpftbp mzngtuzjbv (aiwtuxdmjl, 0.7)
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Core Patent

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Clinical Trial

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Approval

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Regulation

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