Drugs / Testosterone Undecanoate
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Testosterone Undecanoate

Small molecule

Developed for
hypogonadism, male · hypogonadism · erectile dysfunction · heart failure · metabolic dysfunction-associated steatohepatitis · castration-resistant prostate carcinoma · chronic kidney disease · cirrhosis of liver
+21 more · coronary artery disorder · delayed puberty, self-limited · hypoactive sexual desire disorder · hypogonadotropic hypogonadism · Klinefelter syndrome · metastatic prostate carcinoma · muscular atrophy · myalgic encephalomeyelitis/chronic fatigue syndrome · nutritional deficiency disease · obesity disorder · Peyronie disease · protein-energy malnutrition · relapsing-remitting multiple sclerosis · renal cell carcinoma · respiratory failure · sexual disorder · spermatogenic failure · spinal cord injury · fatty liver disease · metabolic syndrome X · type 2 diabetes mellitus
Investigated by
Clarus Therapeutics, Inc. · Bayer · Lipocine Inc. · Organon · Syneos Health · Brigham and Women's Hospital
+59 more · Chulalongkorn University · Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center · Schering-Plough · Sheffield Teaching Hospitals NHS Foundation Trust · University of Roma La Sapienza · Allegheny Health Network · Association AGIR à Dom, · Association ANTADIR , · Celerion · Consortium of Multiple Sclerosis Centers · Endo USA Inc., a Keenova Therapeutics Company · Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · Fundación Pública Andaluza para la Investigación de Málaga en Biomedicina y Salud · Fédération Hospitalo-Universitaire NEUROGENYCS · Grünenthal GmbH · Health Sciences Centre, Winnipeg, Manitoba · Hospital Santa Fe · ICON plc · Imperial College London · Institute of Liver and Biliary Sciences, India · Karolinska University Hospital · Kidney Cancer Research Bureau · Manitoba Medical Service Foundation · Marius Pharmaceuticals · Men's Health Boston · Ministry of Health, France · Morten Hostrup, PhD · NU-Hospital Organization, Sweden · Norwegian School of Sport Sciences · Nutricia France, swizerland), · Oslo University Hospital · PPD Development, LP · Pennington Biomedical Research Center · Ramathibodi Hospital · San Diego Sexual Medicine · Seattle Institute for Biomedical and Clinical Research · Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins · Siriraj Hospital · Societe Francophone de Nutrition Enterale et Parenterale · Spaulding Rehabilitation Hospital · St. Louis University · TesoRx Pharma, LLC · The Stone Research Foundation for Sports Medicine and Arthritis · Tolmar Inc. · Unita Complessa di Ostetricia e Ginecologia · United States Army Research Institute of Environmental Medicine · United States Department of Defense · University Hospital Muenster · University Hospital of North Norway · University Hospital, Grenoble · University Hospital, Strasbourg, France · University of Adelaide · University of Arkansas · University of Manitoba · University of Miami · University of Sao Paulo General Hospital · University of Washington · Washington State University · inVentiv Health Clinical

Regulatory milestones approvals, filings & regulatory actions · 4 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed hypogonadism, male 3 milestones
Filed Other TLANDO hypogonadism, male 2025-06-09

“today announced that its licensing partner, Verity Pharma, filed a New Drug Submission (NDS) for TLANDO ® in Canada.” lipocine.com ↗

Filed US (FDA) TLANDO hypogonadism, male 2022-02-03

“the U.S. Food and Drug Administration ("FDA") has accepted its New Drug Application ("NDA") resubmission for TLANDO ® (testosterone undecanoate).” lipocine.com ↗

Rejected (CRL) US (FDA) TLANDO hypogonadism, male 2018-05-08

“received a Complete Response Letter ("CRL") from the United States Food and Drug Administration ("FDA") regarding its New Drug Application ("NDA") for TLANDO™” lipocine.com ↗

“TLANDO received a Complete Response Letter from the FDA on May 8, 2018.” lipocine.com ↗

Approved Indication not stated 1 milestone
Approved US (FDA) AVEED — 2014-03-05 fda.gov ↗

Trials 53

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1/22 trials
Phase 1/2 NCT06312761 Jun 2024 → Dec 2025 hypogonadism, male University of Washington Unknown No outcome recorded
Phase 1/2 NCT03335254 Nov 2017 → May 2018 hypogonadism, male TesoRx Pharma, LLC Terminated No outcome recorded
Phase 219 trials · 3 met primary
Phase 2 NCT06082817 Jan → Dec 2025 overdue hypoactive sexual desire disorder San Diego Sexual Medicine Not yet recruiting No outcome recorded
Phase 2 NCT05249634 Mar 2022 → Jun 2028 expected chronic kidney disease, hypogonadism, male St. Louis University Recruiting No outcome recorded
Phase 2 NCT05081193 Mar 2022 → Aug 2025 overdue castration-resistant prostate carcinoma, metastatic prostate carcinoma Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins Active not recruiting No outcome recorded
Phase 2 NCT04798469 Jan 2022 → Sep 2027 expected hypogonadism, male, substance-related disorder Brigham and Women's Hospital Recruiting No outcome recorded
Phase 2 NCT04049331 Mar 2021 → Jan 2027 expected hypogonadism, male, myalgic encephalomeyelitis/chronic fatigue syndrome Seattle Institute for Biomedical and Clinical Research Recruiting No outcome recorded
Phase 2 NCT03910738 Oct 2019 → Dec 2027 expected relapsing-remitting multiple sclerosis University Hospital, Strasbourg, France Recruiting No outcome recorded
Phase 2 NCT04134091 Aug 2019 → Jun 2021 metabolic dysfunction-associated steatohepatitis Lipocine Inc. Completed Met primary
Phase 2 NCT03576001 Aug 2019 → Jan 2025 spinal cord injury Brigham and Women's Hospital Completed No outcome recorded
Phase 2 NCT02921386 Oct 2016 → Jan 2017 hypogonadism Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 2 NCT03379012 Feb 2016 → Jan 2018 renal cell carcinoma Kidney Cancer Research Bureau Completed No outcome recorded
Phase 2/33 trials
Phase 2/3 NCT05964920 Sep 2024 → Dec 2025 hypogonadism, male Norwegian School of Sport Sciences Completed No outcome recorded
Phase 2/3 NCT04456530 May 2020 → Dec 2021 muscular atrophy The Stone Research Foundation for Sports Medicine and Arthritis Unknown No outcome recorded
Phase 2/3 NCT01206270 Jun 2009 → Jun 2017 Klinefelter syndrome, hypogonadism, spermatogenic failure University of Roma La Sapienza Completed No outcome recorded
Phase 313 trials · 1 met primary · 1 missed
Phase 3 NCT03198728 Jul 2017 → May 2020 hypogonadism, male Marius Pharmaceuticals Completed No outcome recorded
Phase 3 NCT03242408 Jan → May 2017 hypogonadism, male Lipocine Inc. Completed No outcome recorded
Phase 3 NCT03242590 Dec 2016 → Mar 2017 hypogonadism, male Lipocine Inc. Completed Met primary
Phase 3 NCT02722278 Mar → Nov 2016 hypogonadism, male Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 3 NCT02081300 Feb 2014 → May 2015 hypogonadism, male Lipocine Inc. Completed No outcome recorded
Phase 3 NCT02514629 Jul 2013 → Jul 2016 hypogonadism, obesity disorder Fundación Pública Andaluza para la Investigación de Málaga en Biomedicina y Salud Completed No outcome recorded
Phase 3 NCT01765179 Jan → Jul 2013 hypogonadism, male Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 3 NCT01699178 Aug 2012 → Apr 2014 hypogonadism, male Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 3 NCT00467870 Mar 2006 → Jul 2009 hypogonadism, male Endo USA Inc., a Keenova Therapeutics Company Completed No outcome recorded
Phase 3 NCT00146146 May 2005 → May 2006 — Unita Complessa di Ostetricia e Ginecologia Completed No outcome recorded
Phase 411 trials
Phase 4 NCT06385509 Jul 2024 → Nov 2025 hypogonadism Tolmar Inc. Completed No outcome recorded
Phase 4 NCT04983940 Jun 2021 → Apr 2023 hypogonadism, male University of Miami Completed No outcome recorded
Phase 4 NCT04120363 Sep 2019 → Jul 2021 — Pennington Biomedical Research Center Completed No outcome recorded
Phase 4 NCT03815331 Jan 2019 → Dec 2020 Peyronie disease Men's Health Boston Completed No outcome recorded
Phase 4 NCT03126656 Sep 2016 → Apr 2017 heart failure, hypogonadism University of Roma La Sapienza Completed No outcome recorded
Phase 4 NCT01092858 Sep 2010 → Jul 2011 hypogonadism, male Bayer Terminated No outcome recorded
Phase 4 NCT01852994 Jul 2009 → Jul 2015 heart failure University of Sao Paulo General Hospital Completed No outcome recorded
Phase 4 NCT00710827 Oct 2008 hypogonadism Bayer Withdrawn No outcome recorded
Phase 4 NCT00555087 May 2007 → Jan 2008 erectile dysfunction, hypogonadotropic hypogonadism Hospital Santa Fe Unknown No outcome recorded
Phase 4 NCT00421460 Jan 2007 → Jan 2011 erectile dysfunction, hypogonadism Chulalongkorn University Completed No outcome recorded
Phase not applicable5 trials
— NCT06188767 Apr 2025 → Dec 2027 expected — Morten Hostrup, PhD Recruiting No outcome recorded
— NCT05649605 Mar 2023 → Dec 2025 overdue — Karolinska University Hospital Recruiting No outcome recorded
— NCT03995251 Jul 2019 → Jun 2020 cirrhosis of liver Institute of Liver and Biliary Sciences, India Unknown No outcome recorded
— NCT05417035 Jun 2014 → Aug 2019 delayed puberty, self-limited NU-Hospital Organization, Sweden Completed No outcome recorded
— NCT00119483 Sep 2005 → Dec 2007 hypogonadism, male University Hospital of North Norway Completed No outcome recorded
Comparator or background therapy18 trials
Phase 1 NCT03973840 Background Jul 2018 hypogonadism, male Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 1 NCT02966652 Comparator Nov 2016 → Oct 2018 hypogonadism, male Neurocrine UK Limited Completed No outcome recorded
Phase 1 NCT01346319 Comparator Apr → Sep 2011 hypogonadism, male Abbott Completed No outcome recorded
Phase 1/2 NCT02670343 Background Jan → Mar 2016 hypogonadism Clarus Therapeutics, Inc. Completed No outcome recorded
Phase 2 NCT07512323 Comparator Aug 2026 → Sep 2029 expected hypogonadism, male Rune Skovgaard Rasmussen Not yet recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 29

DateIssuerRelease
2026-10-07 Lipocine Inc. Regulatory Lipocine Announces Health Canada Approval of TLANDO® for Testosterone Replacement Therapy lipocine.com ↗
Health Canada has approved TLANDO® (testosterone undecanoate) capsules for testosterone replacement therapy in adult males for the conditions associated with a deficiency or absence of endogenous testosterone (male hypogonadism).
2025-06-09 Verity Pharmaceuticals Inc. Regulatory Lipocine Announces Filing of New Drug Submission for TLANDO ® in Canada veritypharma.com ↗
Lipocine Inc. (NASDAQ: LPCN ), a biopharmaceutical company leveraging its proprietary technology platform to enable effective oral delivery of therapeutics, today announced that its licensing partner, Verity Pharma, filed a New Drug Submission (NDS) for TLANDO ® in Canada.
2025-06-09 Lipocine Inc. Regulatory Lipocine Announces Filing of New Drug Submission for TLANDO® in Canada lipocine.com ↗
Lipocine Inc. (NASDAQ: LPCN), a biopharmaceutical company leveraging its proprietary technology platform to enable effective oral delivery of therapeutics, today announced that its licensing partner, Verity Pharma, filed a New Drug Submission (NDS) for TLANDO ® in Canada.
2025-03-12 Lipocine Inc. Regulatory Lipocine Announces FDA Labeling Changes for Testosterone Products lipocine.com ↗
Based on the TRAVERSE trial results, the FDA has recommended that the Boxed Warning related to an increased risk of adverse cardiovascular outcomes be removed from the labels of testosterone products.
2022-05-12 Lipocine Inc. Results Lipocine Announces Positive LPCN 1144 NASH Open Label Extension Study Results lipocine.com ↗
LPCN 1144 was well tolerated over 72-week exposure with no observed safety signals
2022-03-29 Lipocine Inc. Regulatory LIPOCINE ANNOUNCES ITS PARTNER RECEIVED FDA APPROVAL OF TLANDO™ lipocine.com ↗
the U.S. Food and Drug Administration ("FDA") has approved TLANDO™ (testosterone undecanoate), an oral treatment for testosterone replacement therapy ("TRT") in adult males for conditions associated with a deficiency of endogenous testosterone, also known as hypogonadism.
2022-02-03 Lipocine Inc. Regulatory LIPOCINE ANNOUNCES ITS PARTNER RECEIVED FDA ACCEPTANCE OF NDA RESUBMISSION FOR TLANDO® lipocine.com ↗
2022-01-27 Lipocine Inc. Results Lipocine Announces Peer-Reviewed Publication of Phase 3 Study Results for TLANDO® lipocine.com ↗
The primary efficacy results confirm that TLANDO administered without dose titration restores testosterone levels to the normal range in hypogonadal men.
2021-11-04 Lipocine Inc. Regulatory Lipocine Announces FDA Grants Fast Track Designation to LPCN 1144 for Treatment of Non-Cirrhotic NASH lipocine.com ↗
Lipocine Inc. (LPCN), a clinical-stage biopharmaceutical company focused on metabolic and endocrine disorders, today announced that the U.S. Food and Drug Administration ("FDA") has granted Fast Track Designation to LPCN 1144 as a treatment for non-cirrhotic non-alcoholic steatohepatitis ("NASH").
2021-09-28 Lipocine Inc. Regulatory Lipocine Announces FDA Affirmation Of Class 1 NDA Resubmission For TLANDO® lipocine.com ↗
Lipocine Inc. (Nasdaq: LPCN), a clinical-stage biopharmaceutical company focused on metabolic and endocrine disorders, today announced the U.S. Food and Drug Administration ("FDA") has affirmed the resubmission of its New Drug Application ("NDA") for TLANDO ® , its oral testosterone product, will be a Class 1 resubmission.
2021-03-04 Lipocine Inc. Results Lipocine Announces Publication in Journal of Endocrinological Investigation Highlighting the Potential of LPCN 1144 in the Treatment of NASH and Hepatic Fibrosis lipocine.com ↗
Lipocine Inc. (NASDAQ: LPCN), a clinical-stage biopharmaceutical company focused on metabolic and endocrine disorders, today announced the publication of preclinical results supporting the therapeutic potential of LPCN 1144 in the treatment of and non-alcoholic steatohepatitis ("NASH") and hepatic fibrosis.
2020-12-08 Lipocine Inc. Regulatory Lipocine Announces Tentative Approval of TLANDO™ lipocine.com ↗
We are pleased to have received this tentative approval for TLANDO.

All press releases naming this drug 45 releases

DateIssuerRelease

Evidence & citations 20 cited values

Every value below carries the sentence it was read from. 75 sources stand behind the page.

FieldValueCited text
Known as Testosterone Undecanoate “Intramuscular Testosterone Undecanoate 1000 Mg (4 ml volume in oily base) will be injected into the upper, outer quadrant of the buttock at 0, 6, 12,16,20, 24 weeks according...” NCT03995251 ↗
60

“Oral LPCN 1144 Formulation A capsule, total daily dose of 450 mg testosterone undecanoate administered as 225 mg testosterone undecanoate twice daily (BID).” NCT04134091 ↗

“Testosterone undecanoate 1000 mg (4 ml) i.m. injection at baseline, at week 6, at week 18, at week 30 and at week 42, respectively” NCT01092858 ↗

“Subjects received 225 mg of oral testosterone undecanoate (TLANDO) twice a day for 24 days without dose adjustment.” PMID 34994093 ↗ Jan 2022

“TSX-011 are capsules with Testosterone Undecanoate (prodrug for androgen testosterone) as the primary ingredient.” NCT03335254 ↗

“Cross-sex hormone therapy consisting of intramuscular injection of testosterone undecanoate 250mg/ml.” NCT05649605 ↗

“intramuscular testosterone undecanoate (Reandron 1000, Bayer Schering Pharma)” NCT00613782 ↗

“Oral testosterone undecanoate, LPCN 1021 150 mg TU three times a day” NCT03242408 ↗

“Testosterone Undecanoate (TU)200mg twice daily, orally for 7 days” NCT00842751 ↗

“oral preparation of testosterone undecanoate (TU)” NCT03198728 ↗

“Testosterone Undecanoate (ABT-SLV361)” NCT01346319 ↗

Show 50 more sources

Known as ABT-SLV361 “Testosterone Undecanoate (ABT-SLV361)” NCT01346319 ↗
Known as Andriol “Oral testosterone undecanoate (Andriol)” NCT00434824 ↗
Known as AVEED “Aveed® is an FDA-approved medication for treatment of hypogonadism (low testosterone).” NCT03815331 ↗
4

“Testosterone Undecanoate 750 MG/3 ML Intramuscular Solution [AVEED]” NCT04049331 ↗

NCT03815331 ↗

NCT04456296 ↗

NCT04456530 ↗

Known as BAY86-5037 “Testosterone Undeconate (Nebido, BAY86-5037)” NCT01092858 ↗
Known as JATENZO “Long-term data evaluating the efficacy and safety of oral testosterone undecanoate (oral TU; JATENZO) in adult hypogonadal men provides important information for healthcare...” PMID 36272969 ↗ Oct 2022
4

“Jatenzo Pill” NCT05249634 ↗

NCT05249634 ↗

NCT04983940 ↗

NCT06385509 ↗

Known as LPCN 1021 “Oral testosterone undecanoate, LPCN 1021 150 mg TU three times a day” NCT03242408 ↗
2

“Oral Testosterone Undecanoate (TU, LPCN 1021)” NCT03242590 ↗

“Oral testosterone undecanoate, LPCN 1021” NCT02081300 ↗

Known as Nebido “Inj. Testosterone undecanoat (Nebido®), 1000 mg im or placebo preoperative (baseline, weeks 6, 18 and 30 depending on time to surgery) and postoperative (weeks 4, 16, 28, 40) (Table 1).” NCT03721497 ↗
9

“Testosterone undecanoate (Nebido®) 1,000 mg (4 ml) intramuscular deeply, once before targeted therapy (sunitinib 50 mg 4/2 or pazopanib 800 mg daily)” NCT03379012 ↗

“Nebido® Testosterone Undecanoate 1000 Mg/4 mL Solution for Injection” NCT03910738 ↗

“Nebido (testosterone undecanoate) intramuscular 4 ml by scheme” NCT00696748 ↗

“Testosterone Undeconate (Nebido, BAY86-5037)” NCT01092858 ↗

“Nebido (Testosterone Undecanoate)” NCT00119483 ↗

NCT05417035 ↗

NCT00710827 ↗

NCT07512323 ↗

NCT00131183 ↗

Known as Nebido (3-oxandrostenderivate), testosterone undecanoate “Nebido (3-oxandrostenderivate), testosterone undecanoate” NCT05649605 ↗
Known as NebidoTM “Testosterone undecanoate (TU) - NebidoTM” NCT00220298 ↗
Known as Oral TU “Oral TU” NCT01699178 ↗
Known as Reandron 1000 “intramuscular testosterone undecanoate (Reandron 1000, Bayer Schering Pharma)” NCT00613782 ↗
Known as testosteron undecanoate “Active treatment is Nebido, 1000 mg testosteron undecanoate, a 4 ml intramuscular depot injection.” NCT00119483 ↗
1

“Contraindications Testosteron undecanoate (ATC-code G03BA03)” NCT03721497 ↗

Known as Testosterone Undeconate “Testosterone Undeconate (Nebido, BAY86-5037)” NCT01092858 ↗
Known as Testosterone Undecylate “Application quarterly of Testosterone Undecylate” NCT01852994 ↗
Known as Testosterone Undecylate (Nebido) “Testosterone Undecylate (Nebido)” NCT01852994 ↗
Known as TLANDO “The primary objective was the efficacy of oral testosterone undecanoate (TLANDO; Antares Pharma Inc.) in male patients with documented hypogonadism.” PMID 39252657 ↗ Sep 2024
1

“Subjects received 225 mg of oral testosterone undecanoate (TLANDO) twice a day for 24 days without dose adjustment.” PMID 34994093 ↗ Jan 2022

Action Inhibit “exogenous testosterone can suppress LH levels” NCT01206270 ↗
Modality Small molecule “androgenic steroids” NCT00230984 ↗
Route Oral “Oral testosterone undecanoate (40 mg daily for women, 80 mg twice daily for men) and an oral nutritional supplement (475 kcal/d) were administered” PMID 19144729 ↗ Jan 2009