Taking metformin before a meal prevents postprandial hyperglycemia; a randomized, open-label, crossover pilot study.

Taking metformin before a meal prevents postprandial hyperglycemia; a randomized, open-label, crossover pilot study. - Taking metformin before meal

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000015055

Enrollment

Registered

2015-08-01

Start date

2014-10-22

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

diabetes

Interventions

taking metformin with a meal(1000mg)-&gt

wash out-&gt

taking metformin 30 minutes before meal(1000mg) taking metformin 30 minutes before meal(1000mg)-&gt

taking metformin with a meal(1000mg)

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: We invited patients with type 2 diabetes who were being treated by metformin monotherapy and whose HbA1c was under 6.0% from Hospital of Kyoto Prefectural University of Medicine.

Exclusion criteria

Exclusion criteria: Allergy to metformin

Design outcomes

Primary

Measure	Time frame
postprandial glucose level	—

Countries

Japan

Contacts

Public ContactMuhei Tanaka

Kyoto Prefectural University of Medicine, Graduate School of Medical Science Department of Endocrinology and Metabolism

muhei-t@koto.kpu-m.ac.jp0752515506

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026