TheraRadar

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Data updated: Mar 10, 2026

SOLTAMOX

TAMOXIFEN CITRATE
Oncology Approved 2005-10-29
2
Indications
--
Phase 3 Trials
20
Years on Market

Details

Status
Prescription
First Approved
2005-10-29
Routes
ORAL
Dosage Forms
SOLUTION

Companies

Active Ingredient: TAMOXIFEN CITRATE

SOLTAMOX Approval History

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What SOLTAMOX Treats

3 indications

SOLTAMOX is approved for 3 conditions since its original approval in 2005. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Metastatic Breast Cancer
  • Breast Cancer
  • Ductal Carcinoma in Situ
Source: FDA Label

SOLTAMOX Boxed Warning

UTERINE MALIGNANCIES and THROMBOEMBOLIC EVENTS Serious and life-threatening events from the use of SOLTAMOX include uterine malignancies, stroke, and pulmonary embolism [see Warnings and Precautions (5.1 , 5.2) ] . Fatal cases of each type of event have occurred. Incidence rates per 1000 women-years for these events were estimated from the National Surgical Adjuvant Breast and Bowel Project (NSABP) P-1 trial in women at high risk for breast cancer [see Clinical Studies (14.4) ] : Endometrial ade...

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

SOLTAMOX FDA Label Details

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Indications & Usage

FDA Label (PDF)

SOLTAMOX is an estrogen agonist/antagonist indicated: For treatment of adult patients with estrogen receptor-positive metastatic breast cancer For adjuvant treatment of adult patients with early stage estrogen receptor- positive breast cancer To reduce risk of invasive breast cancer following breast surgery and radiation in adult women with ductal carcinoma in situ (DCIS) To reduce the incidence of breast cancer in adult women at high risk 1.1 Metastatic Breast Cancer SOLTAMOX is indicated for the treatment of adult patients with estrogen receptor-positive metastatic breast cancer. 1.2 Adjuvan...

โš ๏ธ BOXED WARNING

WARNING: UTERINE MALIGNANCIES and THROMBOEMBOLIC EVENTS Serious and life-threatening events from the use of SOLTAMOX include uterine malignancies, stroke, and pulmonary embolism [see Warnings and Precautions (5.1 , 5.2) ] . Fatal cases of each type of event have occurred. Incidence rates per 1000 wo...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.