Histex-AC
Generic name:codeine, phenylephrine, and triprolidine [ KOE-dee-FEN-il-EFF-rin-and-trye-PROE-li-deen ]
Drug class:Upper respiratory combinations
What is Histex-AC?
Triprolidine 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.
Phenylephrine is a decongestant that shrinks blood vessels in the nasal passages. Dilated blood vessels can cause nasal congestion (stuffy nose).
Histex-AC 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.
Histex-AC will not treat a cough that is caused by smoking, asthma, or emphysema.
Histex-AC may also be used for purposes not listed in this medication guide.
Warnings
Codeine can slow or stop your breathing, and may be habit-forming. MISUSE OF THIS MEDICINE CAN CAUSE ADDICTION, OVERDOSE, OR DEATH, especially in a child or other person using the medicine without a prescription.
This medicine is not for use in anyone under 18.
You should not use antihistamine medication to make a child sleepy.
Before taking this medicine
You should not use Histex-AC if you are allergic to codeine, phenylephrine, or triprolidine.
Do not use this medicine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline,
