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Role of radio-labelled GCC-compounds in diagnosis and treatment planning of colorectal cancer

Phase 1
Conditions
Health Condition 1: C189- Malignant neoplasm of colon, unspecifiedHealth Condition 2: C19- Malignant neoplasm of rectosigmoidjunctionHealth Condition 3: C20- Malignant neoplasm of rectum
Registration Number
CTRI/2022/11/047568
Lead Sponsor
All India Institute of Medical Sciences, New Delhi
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
ot Yet Recruiting
Sex
Not specified
Target Recruitment
0
Inclusion Criteria

1. Histologically proven colorectal carcinoma

2. Patients who have undergone 18F-FDG PET/CT for staging/re-staging within the last 2 weeks

3. For women of childbearing potential (WOCBP), highly effective contraceptive use during study participation and for 7 months following the last administration of 177Lu-DOTA-GCC-RB.

4. Sexually active male subjects whose sexual partners are WOCBP must agree to use a highly effective method of contraception for 4 months following receipt of 177Lu-DOTA-GCC-RB.

Exclusion Criteria

1. Pregnant and lactating females

2. Patients who refuse to give written informed consent

3. Recent anti-cancer chemotherapy/surgery in less than four weeks or radiotherapy in less than eight weeks

4. Known inflammatory bowel disease

5. Unable to give informed consent or withdrawal of consent any point of time

6. Eastern Cooperative Oncology Group (ECOG) performance status >= 3

7. Renal impairment demonstrated by CrCl <30ml/hr

8. Concurrent primary malignancy other than colorectal cancer, except adequately treated carcinoma in situ, non-melanoma carcinoma of the skin or any other curatively treated malignancy that has achieved complete response and is not expected to require treatment for recurrence during participation in the study

9. Subjects with known allergies against any ingredient of the investigational medicinal product (IMP)

10. Active serious infection not controlled by antibiotics

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
68Ga-DOTA-GCC-RB PET/CT imaging <br/ ><br> <br/ ><br>(Assessment of 68Ga-DOTA-GCC-RB PET/CT imaging to detect lesions in patients with colorectal carcinoma)Timepoint: 45 minutes to 1 hour from time of injection
Secondary Outcome Measures
NameTimeMethod
177Lu-DOTA-GCC-RB dosimetry <br/ ><br> <br/ ><br>(Assessment of organ dosimetry of 177Lu-DOTA-GCC-RB using SPECT/CT imaging at various time points in a subset of five patients with colorectal carcinoma)Timepoint: 1-7 days from time of injection;68Ga-DOTA-GCC-RB dosimetry <br/ ><br> <br/ ><br>(Assessment of organ dosimetry of 68Ga-DOTA-GCC-RB using PET/CT imaging at various time points in a subset of three patients with colorectal carcinoma)Timepoint: 1-7 days from time of injection
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