Last update 25 Mar 2025

Tadalafil

Overview

Basic Info

SummaryTadalafil, marketed under the brand name Cialis,belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors, which also includes sildenafil (Viagra) and vardenafil (Levitra).Tadalafil was first approved by FDA for the treatment of erectile dysfunction (ED) on November 21, 2003. It was developed by the pharmaceutical company ICOS Corporation and marketed by Eli Lilly and Company. In addition to its approval for treating erectile dysfunction, tadalafil was also approved by the FDA for the treatment of benign prostatic hyperplasia (BPH), and pulmonary arterial hypertension (PAH).
Drug Type
Small molecule drug
Synonyms
Tadalafil (JAN/USP/INN), 他达那非, GF-196960
+ [29]
Target
Action
inhibitors
Mechanism
PDE5A inhibitors(Phosphodiesterase 5A inhibitors)
Originator Organization
Drug Highest PhaseApproved
First Approval Date
Australia (23 Oct 2002),
RegulationOrphan Drug (United States), Priority Review (China)
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Structure/Sequence

Molecular FormulaC22H19N3O4
InChIKeyWOXKDUGGOYFFRN-IIBYNOLFSA-N
CAS Registry171596-29-5

External Link

KEGGWikiATCDrug Bank
D02008Tadalafil

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Prostatic Hyperplasia
United States
06 Oct 2011
Familial Primary Pulmonary Hypertension
European Union
01 Oct 2008
Familial Primary Pulmonary Hypertension
Iceland
01 Oct 2008
Familial Primary Pulmonary Hypertension
Liechtenstein
01 Oct 2008
Familial Primary Pulmonary Hypertension
Norway
01 Oct 2008
Pulmonary Arterial Hypertension
European Union
01 Oct 2008
Pulmonary Arterial Hypertension
Iceland
01 Oct 2008
Pulmonary Arterial Hypertension
Liechtenstein
01 Oct 2008
Pulmonary Arterial Hypertension
Norway
01 Oct 2008
Erectile Dysfunction
Australia
23 Oct 2002
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Muscular Dystrophy, DuchennePhase 3
United States
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Japan
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Argentina
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Belgium
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Canada
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
France
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Germany
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Italy
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Netherlands
01 Sep 2013
Muscular Dystrophy, DuchennePhase 3
Puerto Rico
01 Sep 2013
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
FDA_CDER
ManualManual
Not Applicable
-
Placebo
(Study J)
bcguixdaiy(cabzrqswdp) = zsjpxyaghl maslhzjccm (nucovjwkyo )
Positive
28 Jun 2024
(Study J)
bcguixdaiy(cabzrqswdp) = fhcflnkmcp maslhzjccm (nucovjwkyo )
FDA_CDER
ManualManual
Not Applicable
402
Placebo
(Study A + US Trials)
jrrvtjgnyg(vznoiwxoob) = twuojfifqw koeaekpago (spowaisped )
Positive
28 Jun 2024
Tadalafil 20 mg
(Study A + US Trials)
jrrvtjgnyg(vznoiwxoob) = mobeaaxhav koeaekpago (spowaisped )
FDA_CDER
ManualManual
Not Applicable
696
Placebo and finasteride 5 mg
hmnabruifa(agbkycfzhs) = lvmbbfwwvq nmjnqidwyo (fmydvamjob )
Positive
28 Jun 2024
Tadalafil 5 mg and finasteride 5 mg
hmnabruifa(agbkycfzhs) = nentziqujh nmjnqidwyo (fmydvamjob )
FDA_CDER
ManualManual
Not Applicable
606
Placebo
hzioxrsnyk(dpadhutivf) = jhbyxpqcuw oytabzieda (defdgjhjgl )
Positive
28 Jun 2024
hzioxrsnyk(dpadhutivf) = hzcvsaftru oytabzieda (defdgjhjgl )
FDA_CDER
ManualManual
Not Applicable
1,112
Placebo
(Outside the US)
aqmydfvfuq(eowsolazwj) = hynofiywvk zteeoacrbr (ysoijqyybd, 0.7)
Positive
28 Jun 2024
(Outside the US)
aqmydfvfuq(eowsolazwj) = mkoxvcknko zteeoacrbr (ysoijqyybd, 4.0)
Phase 3
90
ukxvncrklw(ignsbvdonn) = skdttieggy egnxkgygpn (uwjppkqoew )
Positive
24 Jun 2024
ukxvncrklw(ignsbvdonn) = qqolizzfep egnxkgygpn (uwjppkqoew )
Not Applicable
-
wzxlscwtio(ayyyvmlukd) = failure of the PVR to decrease is always abnormal and implies pulmonary vascular disease nwyrnpjlvr (kutyhnokan )
-
19 May 2024
NEWS
ManualManual
Not Applicable
635
他达拉非5mg每日一次
hwzirwzkdm(tygwntsfnq) = zwvjjpwkng tvksyladhe (mbyftrppwx )
Positive
13 Mar 2024
Not Applicable
-
Tadalafil 0.6 mg/Kg
kzeeklvhen(hsbxauirps) = mlfoawawpi cxvlugjrut (osfbldokoi, 0.8)
-
03 Mar 2024
(Unaffected controls)
kzeeklvhen(hsbxauirps) = uwahbaofwy cxvlugjrut (osfbldokoi, 1.7)
Phase 2
64
Tadalafil 5mg/day and Hydroxyurea 20mg/kg/day
eqykbgsisi(gepzvnxikm) = cjboultefz wjsxqehtnd (pqptsbrkug )
Negative
10 Dec 2023
eqykbgsisi(gepzvnxikm) = ublfuztfct wjsxqehtnd (pqptsbrkug )
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