“…In Colombia, the fresh entire plant decoction is taken orally to cure kidney stones 7 , while the whole plant and its aerial infusion is utilized as a complementary therapy for DM2 patients in Mexico [8][9] . An anti-oxidant, anti-inflammatory 6 , antinociceptive and analgesic properties [10][11] were observed for different extracts of R. equisetiformis, together with antibacterial 12 , antimicrobial, cytotoxic 13 , CNS depressant 14 , hepatic functions activity 5 , hair growth promoter 15 and membrane stabilizing activities 16 . The present study reported the separation and structure elucidation of eight compounds (Fig 1) from different fractions of the aerial parts of R. equisetiformis, in addition to evaluate the LD50, antiinflammatory, antipyretic and antihyperglycemic activities of it.…”