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While metformin is often prescribed to non-pregnant people with T2DM, other drugs or insulin may be added or substituted for metformin if adequate blood sugar control is not achieved
Higher transparency typically signals stronger quality control processes, including: Verified purity levels (often 99%+ via HPLC analysis) Clearly identified third-party laboratory testing Batch-level traceability and verification codes Consistent and accessible documentation While lower pricing may be attractive, limited transparency can make it difficult to independently confirm product consistency
Center for General Education, Taipei Medical University, Taipei 110301, Taiwan
Cardiovasc Diabetol Endocrinol Rep
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