Brand Names:
Ortho-Novum


Drug Type: Hormones, Steroid

Norethindrone


Norethindrone, also known as norethisterone or mestranol, is a synthetic oral progestin. It is used in select cases of chronic egg laying in poultry.

Caution: When administered to a Rouen duck, it caused severe hypertension.
  • Hypertension
  • Acetylsalicylic acid: The serum concentration of Acetylsalicylic acid can be decreased when it is combined with Norethisterone.
  • Chlorpromazine: The serum concentration of Chlorpromazine can be decreased when it is combined with Norethisterone.
  • Citric Acid: The therapeutic efficacy of Citric Acid can be decreased when used in combination with Norethisterone.
  • Clotrimazole: The metabolism of Norethisterone can be decreased when combined with Clotrimazole.
  • Dicoumarol: The therapeutic efficacy of Dicoumarol can be decreased when used in combination with Norethisterone.
  • Doxycycline:The metabolism of Norethisterone can be decreased when combined with Doxycycline.