Demulen 1/50 and Tetrahydrozoline Hydrochloride

• Generic Name: ethinyl estradiol / ethynodiol
• Dosage Forms: n.a.
• 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.

• Generic Name: tetrahydrozoline ophthalmic
• Dosage Forms: n.a.
• Other Brand Names: Altazine, Geneye Extra, Geneyes, Opti-Clear, Optigene 3, Redness Relief, Redness Relief Original, Visine, Visine Maximum Redness Relief, Vision Clear, Murine Plus, Clarine, Eye-Sine, Tetrasine, Tetrasine EX, Vision Eye, Visine Extra, Visine Advanced Relief

Temporary relief of conjunctival congestion, itching, and minor irritation.

Used alone or in fixed combination with astringents (i.e., zinc sulfate).

Controls hyperemia in patients with superficial corneal vascularity.

Ineffective in the treatment of delayed hypersensitivity reactions such as contact dermatoconjunctivitis.

Used for vasoconstrictor effect during some ocular diagnostic procedures; phenylephrine may be preferred.