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Terminally IllPhase 1NCT02036281

A Phase 1 Study of Substance P-Saporin in Terminal Cancer Patients With Intractable Pain

A Phase 1 study testing Substance P-Saporin in people with Terminally Ill and Histologically-confirmed Advanced Cancer, run by University of Texas Southwestern Medical Center at 2 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The subjects will be treated with a single dose of SP-SAP. They will receive the study drug SP-SAP via a percutaneous intraspinal catheter, they will be monitored for 4 hours and required to stay in the hospital for 24 hours for precautionary care. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Substance P-Saporin
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
23 participants
Where
2 sitesUnited States
Study dates
Jan 2014to 28 Sep 2016
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age ≥ 18 years
  • Signed informed consent
  • Terminally ill cancer patients with intractable chronic pain in the pelvis, lower abdomen, back, or spine. "Terminal" refers to ≤ six-month life expectancy. "Intractable" is defined as pain uncontrolled with medications or procedures.
  • Minimal expected survival time of one month
  • ECOG Performance status of 0 - 3
  • Able to verbally report pain
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  • Able to indicate pain on a VAS
  • Able to perform motor/sensory tests
  • Able to undergo a 4-h intrathecal catheter placement
  • Other therapeutic and palliative options have been exhausted

Who cannot join

  • Concurrent therapy with an investigational agent
  • Concurrent radiation or chemotherapy
  • Pregnancy or failure to use effective contraception in fertile males or females, and breast-feeding females. For all female patients of child-bearing potential, a negative pregnancy test (serum or urine) within ten days before start of the study treatment must be obtained. Female patients must agree to use effective contraception, or must be surgically sterile, or must be postmenopausal. Acceptable forms of birth control are: spermicide with condom, diaphragm, or cervical cap, IUD-intrauterine device, birth control pills, or abstinence. The rhythm method or Plan B are not considered acceptable forms of birth control. Male patients must agree to use effective contraception or be surgically sterile.
  • Diagnosis of intractable chronic pain of the chest, head, neck or upper extremities.
  • Active infection or ulcer at the lumbar injection site
  • Inability to receive lumbar intrathecal injection because of other factors
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  • Diagnosis of meningitis or encephalitis
  • Other severe, acute or chronic medical or psychiatric condition that may increase the risk associated with study participation or, in the judgment of the investigator, would make the patient inappropriate for the study
  • Comorbidities at particular risk (i.e., CNS, CNS metastases, hydrocephalus or coagulopathy)

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • UT Southwestern Medical Center Simmons Comprehensive Cancer Center

    Dallas, Texas, 75390

  • University of California, San Diego Mores Cancer Center

    La Jolla, California, 92093-0698

Other trials in United States

About this study

The subjects will be treated with a single dose of SP-SAP. They will receive the study drug SP-SAP via a percutaneous intraspinal catheter, they will be monitored for 4 hours and required to stay in the hospital for 24 hours for precautionary care. Their vital signs will be monitored and recorded immediately following the injection. After the catheter has been removed, the following assessments will be made physical exam including motor and sensory functions, and electrocardiogram. A neurologist will be available for consultation as needed.

Beginning dose of SP-SAP will be 1 -mcg for the first cohort.

Read more

Subsequent single patient dose cohorts as 2, 4, 8, 16, 32, 64 and 90 mcg intrathecally (into the spine). SP-SAP will be accrued and treated after four weeks observation for toxicities between cohorts.

Study duration will be up to 6 months from the start of SP-SAP administration.

Read the detailed description

Screening (-7 days to Day 0)

  • Physical exam and medical history;
  • Vital signs;
  • Blood tests;
  • Pain measurements (6 daily pain questionnaires for 7 days prior to receiving study drug);
  • Urine tests;
  • Pregnancy test;
  • Electrocardiogram (EKG), a tracing of the electrical activity of the heart;
  • Collection of demographic information (age, sex, ethnic origin);

Study Drug:

SP-SAP will be administered via a spinal injection. Depending on when the subject is enrolled in the study, the dose of SP-SAP will be between 1 and 90 micrograms of SP-SAP

Therapy:

Subject will arrive at the UTSW Eugene McDermott Center for Pain Management 2 hours prior to treatment. The following will take place:

  • Physical exam;
  • Pain measurements (6 pain questionnaires);
  • EKG;
  • The subject will have a catheter inserted into their spine and will receive the study drug intrathecally (into their spine). The catheter will remain in their spine for 4 hours. Less than 1 tablespoon of spinal fluid will be collected for research purposes; and
  • They will remain in the University of Texas Southwestern Medical Center Hospital for 24 hours for observation as a precaution.

Follow-Up will occur weekly for 8 weeks and then monthly for 4 months as needed.

During these visits the following will take place:

  • Physical exam (including sensory and motor skills) and medical history;
  • Vital signs;
  • Two tablespoons of blood will be drawn from your arm by needle stick for blood tests;
  • Pain measurements (6 pain questionnaires);
  • Urine tests; and
  • Electrocardiogram (EKG), a tracing of the electrical activity of the heart.

The subject will be asked to keep a diary to record any nausea and vomiting as well as a medication log to record the pain medications and dosage that they take between visits.

Each visit will take approximately 2 hours to complete

4 Month Follow-Up Informational data on the level of pain, adverse events, and sensory and motor function will be collected for the remaining 4 months of the study or until time of death. This information may be collected via patient diary, office visit or telephone interview.

Being tested
Substance P-Saporin
Keywords
Terminally ill , histologically-confirmed advanced cancer, Pain unrelieved by opioids
Medical subject headings
Pain, Intractable

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Substance P-SaporinDrug

Study groups in NCT02036281
Study groupRoleWhat they receive
SP-SAP ARMExperimentalThe first subject will be enrolled in the 1-mcg SP-SAP cohort. A percutaneous intraspinal catheter will be placed at the L5-S1 interspace and the catheter advanced 4-5 cm into the intrathecal space under fluoroscopic guidance. To confirm location, CSF will be aspirated and radioopaque contrast dye injected. 1-mL study drug will be mixed with 1-mL patient CSF fluid and administered intrathecally via the catheter. The catheter will be flushed with 1 mL bolus of saline. Four hours after injection (+15 min), the catheter will be removed and the exit site treated with Neosporin ointment and sterilely dressed. Subjects will be monitored in the recovery room for 4 hours and in the hospital for 24 hours and discharged home. Patients only receive a single IT dose.
Receives: Drug: Substance P-Saporin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Response Evaluation Criteria

    The response criteria are based on achievement of a 20% reduction in chronic pain or opioid dose within eight weeks of treatment as assessed by at least two of the measured parameters: VAS "pain bothersomeness." VAS "pain intensity," ODI, SF-36, EQ-5D, BDI, and medication use log. Safe doses of opioids will be determined by referring physician and symptoms are refractory if at maximal safe dose of opioids (not associated with severe side effects), the VAS score remains elevated above 3.

    Measured: 8 weeks

Secondary outcomes (1)
  1. Safety Tolerability

    Analyses will be performed for all subjects having received at least one dose of study drug. The study will use the CTCAE version 4.0 for reporting of non-hematologic adverse events

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Jan 2014 (estimated)
  2. Study startJan 2014
  3. Primary completion28 Sep 2016
  4. Study completion28 Sep 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
23 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02036281
Sponsor's protocol ID
STU 102013-010
Status last verified
May 2018
First submitted
10 Jan 2014
Last updated
15 May 2018
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Substance P-Saporin in people with Terminally Ill and Histologically-confirmed Advanced Cancer, run by University of Texas Southwestern Medical Center at 2 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 15 May 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Response Evaluation Criteria (time frame: 8 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 May 2018.

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