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Overcoming Chemotherapy Resistance In Refractory Multiple Myeloma With Simvastatin and Zoledronic Acid

Overcoming Chemotherapy Resistance In Refractory Multiple Myeloma With Simvastatin and Zoledronic Acid

Status
Terminated
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01772719
Enrollment
7
Registered
2013-01-21
Start date
2012-08-31
Completion date
2016-11-30
Last updated
2019-11-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Multiple Myeloma

Keywords

refractory multiple myeloma

Brief summary

The purpose of this study is to examine the effect of simvastatin and zoledronic acid on M-protein and/or free light chains when added to conventional chemotherapy for the treatment of multiple myeloma patients.

Detailed description

We hypothesize that the addition of simvastatin and zoledronic acid to bortezomib, thalidomide, melphalan or dexamethasone based regimens will decrease drug resistance when treating refractory multiple myeloma. We hypothesize that the addition of simvastatin and zoledronic acid will not increase the chemotherapy toxicity significantly and will be tolerable for patients. We believe simvastatin and zoledronic acid have antitumor properties and will contribute to reversal of resistance. Treatment will be significantly enhanced when these agents are combined

Interventions

DRUGSimvastatin and zoledronic acid

1. Simvastatin 80 mg PO daily starting two days before starting chemotherapy and stopping two days after chemotherapy. 2. Zoledronic acid 4 mg IV over 15 minutes on day 1 and then monthly.

Sponsors

James Graham Brown Cancer Center
CollaboratorOTHER
University of Louisville
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. have a definitive diagnosis of Multiple Myeloma (using the International Myeloma Working Group Guidelines). 2. meet one of the following two requirements: * Have achieved minimal response (MR) or stable disease (SD) in current treatment regimen after a minimum of two cycles. * Have partial response but show no further improvement in paraprotein levels in the latest two measurements. 3. must have measurable active or symptomatic disease. Measurable disease may be paraprotein or free light chains in serum or urine, or the presence of bone marrow plasma cells, defined by one or more of the following criteria: * Presence of serum M-protein concentration \> 1g/dL. * Urine M-protein excretion \> 200mg in 24-hour urine collection. * Serum free light chain concentration ≥ 10mg/dL and abnormal kappa/lambda ratio. * Urine free light chain concentration ≥ 100mg/L and abnormal kappa/lambda ratio. * Bone marrow plasma cell percentage ≥ 30% (if no detectable M-protein or FLC.) 4. Age \> 18 years of age. 5. If female with reproductive capacity: on effective means of birth control during the entire duration of the treatment. 6. Patients must have recovered from acute toxicities resulting from therapy administered prior to entering this study to grade 1 or less (CTCAE 4) Alopecia may not be resolved. 7. Ability to understand and willingness to sign a written informed consent document. 8. Life expectancy of greater than 8 weeks. 9. ECOG performance status 0, 1, or 2 (Karnofsky \> 60%; see Appendix A). 10. have adequate bone marrow function as defined below: * absolute neutrophil count \> 500/ul * platelets \> 30,000/ul 11. have adequate liver function as defined below: * total bilirubin \< 2 times the upper limit of normal * AST(SGOT), ALT(SGPT) \< 3 x upper limit of normal 12. have adequate renal function as defined by a creatinine clearance \> 40 mL/min (measured or estimated by the Cockcroft-Gault formula). 13. have no signs of significant rhabdomyolysis determined by CPK levels with a CK \< 5 times the upper limit of normal.

Exclusion criteria

1. have not received any chemotherapy treatment for multiple myeloma prior to being enrolled in the study. 2. show progressive disease or are not tolerating current chemotherapy regimen. 3. were receiving simvastatin (dose \> 40mg/day) while receiving current chemotherapy regimen for multiple myeloma. 4. failed or progressed on more than two chemotherapy regimens, including current treatment; prior to enrolling in this study. 5. receiving any other investigational agent(s). 6. Active second malignancy in the last 5 years except for non-melanoma skin cancer or carcinoma-in-situ. 7. Pregnant women are ineligible, as treatment involves unforeseeable risks to the embryo or fetus. Female patients with reproductive capacity are required to use effective means of birth control during the entire duration of the treatment. 8. History of hypersensitivity reactions attributed to simvastatin or zoledronic acid. 9. receiving medications that may increase risk of rhabdomyolysis such as itraconazole, ketoconazole, erythromycin, cyclosporine, amiodarone, verapamil, clarithromycin, nefazodone, ranolazine, HIV protease inhibitors, gemfibrozil, posaconazole, danazol, amiodarone, diltiazem and amlodipine. 10. Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, myopathy, untreated hypothyroidism, hereditary myopathy in the family history, unstable angina pectoris, liver disease not due to multiple myeloma, cardiac arrhythmia that is symptomatic or not rate controlled, active connective tissue disease, active autoimmune disease, or psychiatric illness/social situations that would limit compliance with study requirements.

Design outcomes

Primary

MeasureTime frameDescription
Change in Paraprotein Level and Free Light Chain (FLC) Ratio From Baseline Measurement4 weeks after treatment beginsThe effect of simvastatin and zolendronic acid on M-Protein and FLC ratio will be measured 4 weeks after treatment begins, then every 4 weeks until progression of disease.

Secondary

MeasureTime frameDescription
Overall SurvivalAt start of year 2 of follow-up on all surviving participantsOS(Overall survival) is measured from date of study enrollment until death.
Duration of ResponseYear 1 follow up visits occur monthlyResponse will be accessed by one of the study investigators at each monthly follow up visit during year one.
Progression Free Survival (PFS)At start of year 2 follow up on all surviving participantsStudy will estimate PFS when there is one year of follow up data for all surviving participants
Incidence Rate of ToxicityEvery 12 months up to one month after treatment completionDescriptive statistics will be provided regarding incidence rates of toxicity. Patients will be monitored for safety throughout the study.
Comparison of Quality of Life ScoresUp to 2 months after last treatment has been completedThe QOL scores taken at the start of the study and every 4 months after treatment starts will be analyzed using Wilcoxon test for paired differences

Countries

United States

Participant flow

Recruitment details

7 subjects were enrolled into this trial by the investigator from medical clinic

Participants by arm

ArmCount
Study Arm
Study Arm Simvastatin and zoledronic acid: 1. Simvastatin 80 mg PO daily starting two days before starting chemotherapy and stopping two days after chemotherapy. 2\. Zoledronic acid 4 mg IV over 15 minutes on day 1 and then monthly.
7
Total7

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event2
Overall StudyLost to Follow-up1
Overall StudyProtocol Violation1
Overall StudyWithdrawal by Subject3

Baseline characteristics

CharacteristicStudy Arm
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
2 Participants
Age, Categorical
Between 18 and 65 years
5 Participants
Age, Continuous63 years
Region of Enrollment
United States
7 Participants
Sex: Female, Male
Female
5 Participants
Sex: Female, Male
Male
2 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
0 / 7
serious
Total, serious adverse events
0 / 7

Outcome results

Primary

Change in Paraprotein Level and Free Light Chain (FLC) Ratio From Baseline Measurement

The effect of simvastatin and zolendronic acid on M-Protein and FLC ratio will be measured 4 weeks after treatment begins, then every 4 weeks until progression of disease.

Time frame: 4 weeks after treatment begins

Population: NA = Not available, Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Comparison of Quality of Life Scores

The QOL scores taken at the start of the study and every 4 months after treatment starts will be analyzed using Wilcoxon test for paired differences

Time frame: Up to 2 months after last treatment has been completed

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Duration of Response

Response will be accessed by one of the study investigators at each monthly follow up visit during year one.

Time frame: Year 1 follow up visits occur monthly

Population: Study Terminated, zero total participants analyzed

Secondary

Duration of Response

Response will be assessed by one of the study investigators at each three month follow up visit for Year 2

Time frame: Year 2 follow up visit occur every three months

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Duration of Response

Response will be assessed by one of the study investigators at each six month follow up visit for Year 3-5

Time frame: Year 3-5 follow up visit occurs every six months

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Incidence Rate of Toxicity

Descriptive statistics will be provided regarding incidence rates of toxicity. Patients will be monitored for safety throughout the study.

Time frame: Every 12 months up to one month after treatment completion

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Overall Survival

OS(Overall survival) is measured from date of study enrollment until death.

Time frame: At start of year 2 of follow-up on all surviving participants

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Secondary

Progression Free Survival (PFS)

Study will estimate PFS when there is one year of follow up data for all surviving participants

Time frame: At start of year 2 follow up on all surviving participants

Population: Study was terminated and PI has left the institution. Sincere efforts were made to gather and report the data, however, no data is available for the study

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026