Norethisterone enanthate

Norethisterone enanthate (also known as NET-EN, Norethindrone enanthate, or Noristerat) is a progestin medication which is used in birth control and menopausal hormone therapy. It is available both alone and in combination with an estrogen. It is given by injection into muscle.

Medical uses

Norethisterone enanthate is used for contraception, to treat menopausal symptoms, and to treat menstrual disorders. It is typically given once every two to three months by injection into muscle.

Side effects

Common side effects of norethisterone enanthate include menstrual irregularities, headaches, nausea, breast tenderness, mood changes, acne, increased hair growth, and others.

Pharmacology

Norethisterone enanthate is a progestogen, or an agonist of the progesterone receptor, the biological target of progestogens like progesterone. It has weak androgenic and glucocorticoid activity and no other important hormonal activity.

History

Norethisterone enanthate was first described in 1957 and was introduced for medical use in 1958. It is sometimes referred to as a "first-generation" progestin.

Society and culture

Norethisterone enanthate is marketed widely throughout the world. It is available as a generic medication.

See also

• List of progestogens
• List of progestogen esters

References

• 
  Norethindrone enanthate structure
• Norethisterone enanthate molecule
  Norethisterone enanthate molecule
• 
  Norethisterone structure
• 
  Hormone levels in men after injection
• Hormone levels in women after injection
  Hormone levels in women after injection