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Pilot Study of the Effects of GC811007 Administration on Copper and Trace Metal Metabolism in Non-diabetic Subjects and Patients with Type 2 Diabetes Mellitus: A Dose-response Sub-study

Pilot Study of the Effects of GC811007 Administration on Copper and Trace Metal Metabolism in Non-diabetic Subjects and Patients with Type 2 Diabetes Mellitus: A Dose-response Sub-study of TETA on urinary copper excretion

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12612000261819
Acronym
TRACE-Dose Rising study
Enrollment
14
Registered
2012-03-02
Start date
2002-08-13
Completion date
Unknown
Last updated
2020-01-13

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

Conditions

None listed

Brief summary

The study was designed to explore the dose-rising effects of GC811007 on trace metal metabolism in patients with T2DM and healthy non-diabetic subjects; specifically we wanted to investigate the effects of 4 doses of GC811007 on trace metal urine excretion over a period of 7 days. We hypothesised that increasing doses of GC811007 would increase urine copper losses in a dose-dependent manner

Interventions

This was an open-label, sequential, escalating, dose-response study in which 14 adult males (7 diabetic and 7 non-diabetic subjects) were assessed. Four escalating doses (300, 600, 1200, and 2400 mg) of GC811007 taken as 300mg capsules, were administered to each subject daily; each dose was taken once-daily before breakfast for 7 days, with a 6-week washout period between each dose; 24-h urine collections at baseline and on the final day of each dosing period, were performed to measure trace ele

This was an open-label, sequential, escalating, dose-response study in which 14 adult males (7 diabetic and 7 non-diabetic subjects) were assessed. Four escalating doses (300, 600, 1200, and 2400 mg) of GC811007 taken as 300mg capsules, were administered to each subject daily; each dose was taken once-daily before breakfast for 7 days, with a 6-week washout period between each dose; 24-h urine collections at baseline and on the final day of each dosing period, were performed to measure trace element excretion.

Sponsors

Protemix Corporation Ltd.
Lead SponsorCommercial sector/Industry

Study design

Allocation
Non-randomised trial
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
Male
Age
0 to No maximum
Healthy volunteers
Yes

Inclusion criteria

Patients with type-2 diabetes mellitus and healthy non-diabetic subjects with normal glucose tolerance; normal ECG; normal serum levels of Fe and ferritin

Exclusion criteria

Subjects who had not participated in a previous 12-day residential study of trace metal balance; eligible subjects who did not have normal glucose tolerance and ECG and normal levels of serum Fe and Ferritin

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026