Drug Summary

  Drug name:  mestranol
  Chemical name:  Ethynylestradiol 3-methyl ether
  Formula:  C₂₁H₂₆O₂
  Weight:   310.4299
  CAS no:  72-33-3
  DrugBank link:  DB01357
  Description:  The 3-methyl ether of ethinyl estradiol. It must be demethylated to be biologically active. It is used as the estrogen component of many combination ORAL contraceptives. [PubChem]
  Indication:  Mestranol was used as one of the first oral contraceptives.