Student Health Services
Holloway Hall

Hormonal Injection (Lunelle)

How Does it Work?

Lunelle contains progestin and estrogen and is released gradually throughout the course of one month.  It prevents the ovaries from releasing an egg, and also thickens the cervical mucus.

How Well Does it Work?

If taken as prescribed, Lunelle is 99% effective.  Injections must be received within 5 days of your menstrual period every month.  You are protected from the very first injection.  Lunelle offers no protection against STD’s.

What are the Advantages?

  • Protection against noncancerous breast growths
  • Reduction of painful menstrual cramps
  • Protection against ovarian cysts and cancer of the ovaries
  • Less iron deficiency anemia
  • Less acne
  • Risk reduction for osteoporosis
  • Protection against infection of the fallopian tubes (pelvic inflammatory disease), which can lead to infertility
  • More regular periods, shorter periods, and lighter periods

Who Should Not Use Lunelle?

  • Women who smoke
  • Women with previous history of heart attack, stroke, or heart disease, or chest pains
  • Women with liver disease
  • Women who often experience blood clots

What Are Some Common Side Effects?

  • Bleeding between periods
  • Nausea
  • Weight gain or loss
  • Breast tenderness
  • Headache
  • Change in sexual desire
  • Depression

Go back to the Health Information & Links