Oral Metformin/Oral Inhibitor Mouse Study - Berberine CSV JSON

In Vivo Interaction Study

Oral Metformin/Oral Inhibitor Mouse Study - Berberine

No Effect (based on bioequivalence limits) was detected.

metformin 1503297

berberine 19012197

Results

Control:
-AUC0-4h: 4.7 (24)
-AUCR (ratio of AUC0-4h in presence of test article to vehicle; values represented as geometric means with 90% CI): N/A
-AUCR (ratio of AUC0-12h in presence of test article to vehicle; values represented as geometric means with 90% CI): N/A
Test:
-AUC0-4h: 4.1 (26)
-AUCR (ratio of AUC0-4h in presence of test article to vehicle; values represented as geometric means with 90% CI): 0.87 (0.67-1.15)
-AUCR (ratio of AUC0-12h in presence of test article to vehicle; values represented as geometric means with 90% CI): 0.92 (0.71-1.19)

Sample Compound measured Value Measurement Study sequence Additional information N replicates

Experimental Conditions

Blood was used for LC-MS analysis.

Single dosing

Population

Males

FVB

8 per test group

The form has been tweaked for the mice study. 
Study population: mice
Study population phenotype: Jackson laboratory (Bar Harbor, Maine)

Pharmacokinetic (PK) Sampling Information

0.25, 0.5, 1, 2, 4, 8, and 12 h

None

Drug or Natural Product Administration

Object Administration — metformin

Oral

Liquid

Metformin (10 mg/kg)

Single dose administered by oral gavage at 10 ml/kg for both goldenseal and other test articles.

Once

Precipitant Administration — berberine

Oral

N/A

Berberine (71 mg/kg)

Single dose administered by oral gavage at 10 ml/kg for both goldenseal and other test articles.

Once

Natural Product Characteristics

Goldenseal

Yes - sent to Clarke lab by Dr. Oberlies at UNCG

N/A

Pharmacodynamics (PD) & Adverse Events

N/A

N/A

N/A