Naloxone and pentazocine and Zovia 1/50e

• Generic Name: naloxone / pentazocine
• Dosage Forms: n.a.
• Other Brand Names: Talwin NX

Naloxone blocks certain effects of opioid medication, including feelings of well-being that can lead to opioid abuse. Pentazocine is an opioid pain medication, sometimes called a narcotic.

Naloxone and pentazocine is a combination medicine used to treat moderate to severe pain. Naloxone is included in this medication to prevent the misuse of the narcotic ingredient.

Naloxone and pentazocine may also be used for purposes not listed in this medication guide.

• Generic Name: ethinyl estradiol / ethynodiol
• Dosage Forms: tablets
• Other Brand Names: Kelnor, Zovia 1/35, Zovia 1/50, Demulen 1/35, Demulen 1/50, Zovia 1/35e, Kelnor 1/50, Kelnor 1/35, Zovia 1/50e

Ethinyl estradiol and ethynodiol diacetate combination is used to prevent pregnancy. It is a birth control pill that contains two types of hormones, ethinyl estradiol and ethynodiol diacetate, and when taken properly, prevents pregnancy. It works by stopping a woman's egg from fully developing each month. The egg can no longer accept a sperm and fertilization (pregnancy) is prevented.

No contraceptive method is 100 percent effective. Birth control methods such as having surgery to become sterile or not having sex are more effective than birth control pills. Discuss your options for birth control with your doctor.

This medicine does not prevent HIV infection or other sexually transmitted diseases. It will not help as emergency contraception, such as after unprotected sexual contact.

This medicine is available only with your doctor's prescription.