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Randomized, double-blind, placebo-controlled, clinical trial to determine the efficacy and safety of MAP-G, a polyherbal formulation on selected metabolic parameters in patients with type 2 diabetes mellitus

Development of a novel poly-herbal composition (MAP-G) for the treatment of diabetes mellitus and dyslipidemia in Sri Lanka (Randomized, Double-blind, Placebo-controlled Trial)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
SLCTR
Registry ID
SLCTR/2025/027
Enrollment
Unknown
Registered
2025-07-23
Start date
2025-08-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

type 2 diabetes mellitus

Interventions

Study subjects meeting inclusion and exclusion criteria attending the National Hospital, Kandy will be recruited for the study. Participants will be randomly allocated to either to the intervention ar
Type II diabetes Patients with one drug, Prediabetes with one drug and Prediabetes without medication. The prediabetes patients without medication will take the herbal/placebo drug alone. Both diabete

Sponsors

National Research Council, Sri Lanka
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Willing to comply with all study procedures and be available for the duration of the study 2. Adult males and females between 20 and 65 years. Able to communicate effectively with the study personnel. 3. Prediabetes or Type 2 diabetes. 4. Patients with fasting plasma glucose concentration of FPG 100–125 mg/dL (5.6–6.9 mmol/L)/ 2-h PG 140–199 mg/dL (7.8–11.0 mmol/L)/ HbA1C 5.7–6.4% will be enrolled for the present study for sub-arm 1 and 2 (prediabetes). Sub-Arm 3 (Type 2 diabetes) will be patients with FBS>= 126, 2 hour OGTT >=200 and HbA1c >=6.5) on one drug. 5. Normal neutrophil level; between 1,500 and 8,000 neutrophils per microliter 6. Normal serum creatinine level; 0.7 to 1.3 mg/dL (61.9 to 114.9 µmol/L) for men and 0.6 to 1.1 mg/dL (53 to 97.2 µmol/L) for women 7. Normal number of WBCs in the blood; 4,500 to 11,000 WBCs per microliter

Exclusion criteria

Exclusion criteria: 1. Subjects who has exclusionary laboratory values as listed in the following table Parameter Study Limit for Exclusion Creatinine Male: >=1.4 mg/dL (>=124 mol/L) Female: >=1.3 mg/dL (>=115 mol/L) Estimated glomerular filtration rate (GFR) 2.5 times ULN AST >2.5 times ULN Hemoglobin Below Normal Range 2. Individuals with malignancies or those receiving corticosteroid or other hormonal-modulating therapies. 3. Hypersensitivity or idiosyncratic reaction to herbal products contained in the capsule. 4. Subjects who are scheduled to undergo hospitalization for surgery during the study period 5. Use of any recreational drugs or a history of drug addiction. 6. Participation in a clinical study of any investigational product one month prior to the first visit or during the study.

Design outcomes

Primary

MeasureTime frame
Efficacy of the polyherbal capsule MAP-G on reducing blood glucose: as determined by serum concentrations of fasting glucose, fructosamine, Serum insulin, HbA1c, C- Peptide [At baseline (FBS,Serum insulin, HbA1c, fructoseamine,C- Peptide), end of the second week, fourth week, eighth week, tenth week (FBS), and twelfth week (HbA1 C, Serum insulin, C- Peptide, FBG, Fructosamine tests) from the commencement of intervention ] Toxicity/adverse effects of the drug: as determined by serum concentration of alanine aminotransferase (ALT), aspartate aminotransferase (AST), creatinine, full blood count (FBC) [At baseline (ALT, AST, ALP Urine albumin: creatinine ratio & serum creatinine), end of the second week, fourth week, eighth week, tenth week (ALT,FBC), twelfth week (ALT, AST Urine albumin: creatinine ratio & serum creatinine) from the commencement of intervention.] Toxicity/adverse effects of the drug: as determined by serum concentration of alanine aminotransferase (ALT), aspartate aminotransferase (AST), creatinine, full blood count (FBC) [At baseline (ALT, AST, ALP Urine albumin: creatinine ratio & serum creatinine), end of the second week, fourth week, eighth week, tenth week (ALT,FBC), twelfth week (ALT, AST Urine albumin: creatinine ratio & serum creatinine) from the commencement of intervention.] Toxicity/adverse effects of the drug: as determined by serum concentration of alanine aminotransferase (ALT), aspartate aminotransferase (AST), creatinine, full blood count (FBC) [At baseline (ALT, AST, ALP Urine albumin: creatinine ratio & serum creatinine), end of the second week, fourth week, eighth week, tenth week (ALT,FBC), twelfth week (ALT, AST Urine albumin: creatinine ratio & serum creatinine) from the commencement of intervention.]

Secondary

MeasureTime frame
Effect of the polyherbal capsule of MAP-G on selected glycaemic markers (Hexokinase, 6-Phosphofructokinase (PFK)) and antioxidant markers (Glutathione peroxidase 1 (GPX1), Catalase) [At baseline, and the end of the twelfth week from the commencement of intervention]

Countries

Sri Lanka

Contacts

Public ContactJMSJ Manike

Senior lecturer

susanthij@sci.pdn.ac.lk0719988959

Outcome results

None listed

Source: SLCTR (via WHO ICTRP) · Data processed: Aug 10, 2026