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Sildenafil

Phase 4FDA approved

Sexual Arousal Disorder | Small molecule | Psychiatry |Dare Bioscience, Inc.|Trials Updated: Sep 4, 2025

Sildenafil development status

FDA approval on record Mar 27, 1998
Approval holderViatris
ApplicationNDA020895
Highest phase Phase 4 run by Pfizer's Upjohn has merged with Mylan to form Viatris Inc. (NCT00645268)
Phase scored for DAREPhase 1
Registered trials 54 across 18 sponsors since Oct 1999

Label indication VIAGRA is indicated for the treatment of erectile dysfunction. VIAGRA is a phosphodiesterase-5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction (ED) ( 1 ) FDA label

Sildenafil target and mechanism

Molecular targetPDE5A
Target classInhibitor
ModalitySmall molecule
ChEMBLCHEMBL192

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment13

FDA Designations

No designations recorded

Sildenafil clinical trials

Sildenafil · 1 trial · 1 indication

Phase 1 1
NCT05765487Using Thermography to Assess the Affects of Sildenafil Cream, 3.6%Sexual Arousal Disorder
COMPLETED13 Analytics
PHASE1COMPLETED
Using Thermography to Assess the Affects of Sildenafil Cream, 3.6%
Sexual Arousal DisorderUnlock trial analytics

Study Endpoints

Primary Endpoints

Evaluate the difference in vulvar blood flow after the use of investigational products
14 days

To evaluate and compare the impact of 2 grams of Sildenafil Cream 3.6%, Placebo Cream and Vehicle Cream on vulvar blood flow, as assessed by thermography in normal healthy premenopausal women.

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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelCROSSOVER
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Sildenafil Cream, 3.6%ACTIVE_COMPARATORContains both Sildenafil and L-arginine
Placebo CreamPLACEBO_COMPARATORContains L-arginine, no Sildenafil
Vehicle CreamOTHERContains no L-arginine, no Sildenafil

Interventions

NameTypeDescription
SildenafilDRUGSildenafil Cream, 3.6%
VehicleDRUGNo Active or experimental ingredients
PlaceboDRUGCream with only L-arginine
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Eligibility Criteria

Age Range18 Years to N/A
SexFEMALE
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Subject must be a premenopausal woman at least 18 years of age. * Subject must be willing to avoid high protein meals and follow dietary guidance provided by the study site staff for the duration of the study. * Women of childbearing potential must be using an acceptable form ...

Countries:Canada
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Frequently asked questions about Sildenafil

What is Sildenafil used for in Sexual Arousal Disorder?

Sildenafil is being developed by Dare Bioscience, Inc. as a cream formulation for Sexual Arousal Disorder in women. It is in Phase 1 clinical development and is not FDA approved for this indication. The investigational cream is designed for topical application and has been studied in a completed Phase 1 trial.

What does Sildenafil target?

Sildenafil targets PDE5A, an enzyme known as phosphodiesterase type 5. It acts as a PDE5A inhibitor. By inhibiting this enzyme, sildenafil affects the cyclic GMP signaling pathway, which is relevant to vascular and arousal responses. This mechanism underlies its investigation in Sexual Arousal Disorder.

Who is developing Sildenafil for Sexual Arousal Disorder?

Dare Bioscience, Inc. is developing Sildenafil for Sexual Arousal Disorder. The company trades under the ticker DARE. Dare Bioscience is focused on women's health and is advancing this investigational cream formulation through clinical development.

What phase is Sildenafil in for Sexual Arousal Disorder?

Sildenafil is in Phase 1 clinical development for Sexual Arousal Disorder. It is investigational and has not been approved by the FDA for this indication. The Phase 1 program includes one completed trial, and no active trials are currently listed.

What clinical trials is Sildenafil in for Sexual Arousal Disorder?

Sildenafil has been studied in a completed Phase 1 trial, NCT05765487, titled 'Using Thermography to Assess the Affects of Sildenafil Cream, 3.6%.' The trial enrolled 13 female participants in Canada, was randomized, double-blind, and placebo-controlled. It included healthy volunteers aged 18 years and older.