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Safety and Tolerability Study of MBX-2044 in Patients With Type 2 Diabetes

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CymaBay Therapeutics

Status and phase

Completed
Phase 2

Conditions

Type 2 Diabetes Mellitus

Treatments

Drug: Placebo for MBX-2044
Drug: MBX-2044

Study type

Interventional

Funder types

Industry

Identifiers

NCT00422487
M2044-20610

Details and patient eligibility

About

The purpose of this study is to collect important information regarding the glucose-lowering efficacy of MBX-2044 and the safety of MBX-2044 (especially weight gain and edema) in diabetics. It will also provide important information about the appropriate doses to be used in subsequent longer-term studies to evaluate the safety and efficacy of MBX-2044 alone and in combination with other anti-diabetic agents.

Full description

The current study is designed to test the short-term effectiveness and tolerability of MBX-2044 in patients with type 2 diabetes who are currently being controlled with up to one or two non-TZD hypoglycemic agent(s) including sulfonylureas, meglitinides, metformin, α-glucosidase inhibitors or Byetta®. Eligible patients will be enrolled into one of the following treatment cohorts receiving either placebo or MBX-2044 at 1.5, 4.5, 15, 30, or 60 mg/day in a double-blinded study for a 14-day treatment period. Patients will be evaluated for adverse events and vital signs daily. All efficacy and laboratory safety measures will be assessed after 2 weeks. This study will provide important information regarding the glucose-lowering efficacy of MBX-2044 and the safety of MBX-2044 (especially weight gain and edema) in diabetics. It will also provide important information about the appropriate doses to be used in subsequent longer-term studies to evaluate the safety and efficacy of MBX-2044 alone and in combination with other anti-diabetic agents.

Enrollment

60 patients

Sex

All

Ages

18 to 70 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Type 2 diabetes previously controlled with up to one or two non-TZD hypoglycemic agents including sulfonylureas (e.g., glyburide, glipizide, glimeprimide), meglitinides (e.g., Prandin®, Starlix®), metformin (e.g., Glucophage®), α-glucosidase inhibitors (e.g.,acarbose, miglitol) or Byetta®
  • All female patients must be either surgically sterile or post-menopausal.
  • Male patients with female partners of childbearing potential must agree to use condoms, or their partner must use a medically acceptable form of contraception.
  • BMI 24-44 kg/m2.
  • Patients must have a FPG ≤ 200 mg/dL at screening.
  • Patients must have Hemoglobin A1c ≥ 6.5%, ≤ 10.0% at screening.
  • Electrocardiogram (ECG) and chest x-ray must be normal, or considered not clinically significant, for participation in this study.
  • Patients must have a blood pressure ≤ 160/90 mm/hg including hypertensive patients controlled with medication.

Exclusion criteria

  • History of Type 1 diabetes or diabetes secondary to pancreatitis or pancreatectomy.
  • History of TZD use (Actos or Avandia) within 6 months of Screening Visit.
  • History of TZD discontinuation due to lack of efficacy.
  • History of congestive heart failure within last 5 years.
  • History of significant pulmonary disease, myocardial infarction, cerebrovascular accident, or nephrotic syndrome within last 1 year.
  • Malignancy within the last 5 years (except resected basal cell carcinoma).
  • Ongoing active infection.
  • Change in treatment with lipid-lowering agent within 7 days of screening visit.
  • Current or expected requirement for anticoagulant therapy [except for low-dose aspirin ≤ 325 mg/d or Plavix® ≤ 75 mg/d].
  • Current or expected treatment with phenytoin for the duration of the study.
  • Known hypersensitivity to NSAIDs.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Single Group Assignment

Masking

Double Blind

60 participants in 7 patient groups, including a placebo group

MBX-2044 1.5 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
MBX-2044 4.5 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
MBX-2044 15 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
MBX-2044 30 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
MBX-2044 60 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
MBX-2044 90 mg
Experimental group
Treatment:
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Drug: MBX-2044
Placebo
Placebo Comparator group
Treatment:
Drug: Placebo for MBX-2044

Trial contacts and locations

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Data sourced from clinicaltrials.gov

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