Previfem and Rydex

• Generic Name: ethinyl estradiol / norgestimate
• Dosage Forms: tablets
• Other Brand Names: Estarylla, Femynor, Mono-Linyah, Mononessa, Ortho Tri-Cyclen, Previfem, Sprintec, Tri-Lo-Marzia, TriNessa, Ortho Tri-Cyclen, Ortho-Cyclen, Sprintec 28, Tri-Lo-Marzia>

Previfem is a combination birth control pill containing female hormones that prevent ovulation (the release of an egg from an ovary). Previfem also causes changes in your cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a fertilized egg to attach to the uterus.

Previfem is used as contraception to prevent pregnancy. There are many available brands of this medicine. Not all brands are listed on this leaflet.

Previfem may also be used for purposes not listed in this medication guide.

• Generic Name: brompheniramine / codeine / pseudoephedrine
• Dosage Forms: n.a.
• Other Brand Names: Mar-cof BP, M-End WC, Rydex, Mesehist WC, CPB WC

Brompheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.

Codeine is a narcotic cough suppressant. It affects the signals in the brain that trigger cough reflex.

Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages. Dilated blood vessels can cause nasal congestion (stuffy nose).

Rydex is a combination medicine used to treat runny or stuffy nose, sneezing, itching, watery eyes, cough, and sinus congestion caused by allergies, the common cold, or the flu.

Rydex will not treat a cough that is caused by smoking, asthma, or emphysema.

Rydex may also be used for purposes not listed in this medication guide.