Safety and Mode of Action of Diabetes Medications in comparison with 5-Aminolevulinic Acid (5-ALA)

Table 1

Clinical studies for evaluation of safety and efficacy of 5-ALA/SFC on prediabetes and type 2 diabetes mellitus subjects (OHAs: oral hypoglycemic agents).

Study	Subjects	Reference
(1) Hawaii study	Prediabetes	[40]
(2) Hiroshima study	Prediabetes	[41]
(3) Tokyo study	Type 2 DM treated with OHAs	[43]
(4) Bahrain study	Type 2 DM treated with OHAs	[12]