Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 1, 2026, 8:28 PM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
Conditions
Breast Cancer
Interventions
Letrozole, Ribociclib, Placebo
Drug
Lead sponsor
Qamar Khan
Other
Eligibility
18 Years and older · Female only
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
13
States / cities
Little Rock, Arkansas • Duarte, California • Santa Ana, California + 9 more
Conditions
HER2-positive Breast Cancer
Interventions
Taxotere, Carboplatin, Herceptin + Pertuzumab, Metformin
Drug
Lead sponsor
Qamar Khan
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
6
States / cities
Kansas City, Kansas • Overland Park, Kansas • Kansas City, Missouri + 1 more
Conditions
Breast Cancer, Gastrointestinal Cancer
Interventions
Capecitabine
Drug
Lead sponsor
Qamar Khan
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
15
States / cities
Fairway, Kansas • Garden City, Kansas • Great Bend, Kansas + 10 more
Completed Phase 2 Interventional Results available

Vitamin D3 for Aromatase Inhibitor Induced Arthralgias

NCT00867217
Conditions
Breast Cancer
Interventions
High Dose Vitamin D, Placebo, Standard Dose Vitamin D3, Letrozole 2.5mg
Dietary Supplement · Drug
Lead sponsor
Qamar Khan
Other
Eligibility
18 Years and older · Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Westwood, Kansas • Wichita, Kansas