Norphyl and NyQuil D

• Generic Name: theophylline
• Dosage Forms: n.a.
• Other Brand Names: Elixophyllin, Theo-24, Respbid, T-Phyl, Aerolate III, Slo-Bid Gyrocaps, Slo-Phyllin, Theobid, Theo-Dur, Theolair, Theovent, Bronkodyl, Theo-X, Theo-Time, Theochron, Slo-Phyllin 125, Theoclear LA-130, Aerolate JR, Theolair-SR, Theoclear LA-260, Quibron-T, Quibron-T/SR, Uniphyl, Uni-Dur, Aerolate SR, Slo-Phyllin 80, Theoclear-80, Theo-Dur Sprinkles, Theosol-80, Asmalix, Aquaphyllin, Truxophyllin, Slo-Phyllin 250, TheoCap

Theophylline is used together with other medicines to treat the symptoms of asthma, bronchitis, emphysema, and other lung diseases.

Theophylline belongs to a group of medicines known as bronchodilators. Bronchodilators are medicines that relax the muscles in the bronchial tubes (air passages) of the lungs. They relieve cough, wheezing, shortness of breath, and troubled breathing by increasing the flow of air through the bronchial tubes.

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

• Generic Name: acetaminophen / dextromethorphan / doxylamine / pseudoephedrine
• Dosage Forms: n.a.
• Other Brand Names: NyQuil D, Nyquil Hot Therapy, All-Nite Cold, Nyquil Cold Medicine, Nyquil Liquicap, Robitussin Night Cold, Tylenol Flu Night Time, Alka-Seltzer Plus Night Time Cold Liquigel, Tylenol Severe Cold & Flu Night Time, Night Time, Theraflu Nighttime Severe Cold, All-Nite Multi-Symptom Cold/Flu Relief, Multi-Symptom Nighttime, NyCair

Acetaminophen is a pain reliever and fever reducer.

Dextromethorphan is a cough suppressant. It affects the cough reflex in the brain that triggers coughing.

Doxylamine 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.

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

NyQuil D is a combination medicine used to treat headache, fever, body aches, cough, runny nose, sneezing, and sinus congestion caused by the common cold, or the flu.

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

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