Acetaminophen and Pseudoephedrine
Representative Names: Alka-Seltzer
Plus Cold and Sinus, Mapap Sinus, Ornex, Sudafed Sinus Headache,
Sudafed Sinus and Cold, Tylenol Sinus
What is Ornex ?
Ornex is used to relieve symptoms
of nasal congestion, sinus congestion, and/or headache pain caused
by allergies, common cold, hay fever, and sinusitis. Generic Sudafed
Sinus Headache products are available.
What should my health care professional know before I take Ornex ?
They need to know if you have any of these conditions:
- drink more than 3 alcohol-containing drinks per day
- blood vessel disease
- difficulty urinating (urinary retention)
- heart disease or heart rhythm problems
- high blood pressure
- kidney or liver disease
- over active thyroid
- prostate trouble
- an unusual or allergic reaction to acetaminophen, aspirin,
pseudoephedrine, other medicines, foods, dyes, or preservatives
- pregnant or trying to get pregnant
How should I take Ornex ?
Take Ornex products by mouth. Follow the
directions on the product label. Swallow capsules, caplets, gelcaps,
and tablets with plenty of water. Use a specially marked spoon, or
container to measure liquids. Ask your pharmacist if you do not have
one; household spoons are not always accurate. Do not take medicine
more often than directed.
Contact your pediatrician or health care professional regarding the
use of this medicine in children. Special care may be needed. Do not
administer adult preparations to children.
Elderly patients over 60 years old may have a stronger reaction to
this medicine and may need smaller doses.
What if I miss a Ornex dose ?
If your prescriber or health care professional has prescribed a
regular schedule and you miss a dose, take it as soon as you can. If
it is almost time for your next dose, take only that dose. Do not
take double or extra doses.
What drug(s) may interact with
- ammonium chloride
- amphetamine or other stimulant drugs
- bicarbonate, citrate, or acetate products (such as sodium
bicarbonate, sodium acetate, sodium citrate, sodium lactate, and
- medicines for colds and breathing difficulties
- medicines for diabetes
- medicines known as MAO inhibitors, such as phenelzine (Nardil®),
tranylcypromine (Parnate®), isocarboxazid (Marplan®), and selegiline
- medicines for mental problems and psychotic disturbances
- medicines for migraine
- medicines for seizures
- some medicines for chest pain, heart disease, high blood pressure
or heart rhythm problems
- some medicines for weight loss (including some herbal products,
- St. John's wort
- thyroid hormones
Tell your prescriber or health care professional about all other
medicines you are taking, including non-prescription medicines,
nutritional supplements, or herbal products. Also tell your
prescriber or health care professional if you are a frequent user of
drinks with caffeine or alcohol, if you smoke, or if you use illegal
drugs. These may affect the way your medicine works. Check with your
health care professional before stopping or starting any of your
What side effects may I notice
from taking Ornex ?
If you take Ornex as recommended, serious
side effects are uncommon.
Side effects that you should report to your prescriber or health
care professional as soon as possible:
- anxiety or nervousness
- bloody or black, tarry stools
- chest pain
- dizziness, or fainting spells
- excessive sweating
- fast or irregular heartbeat, palpitations
- fever or sore throat
- high blood pressure
- numbness or tingling in the hands or feet
- rapid or troubled breathing, or wheezing
- pain or difficulty passing urine
- severe, persistent, or worsening headache
- sleeplessness (insomnia)
- skin rash or hives
- stomach cramps and pain
- unusual bleeding or bruising, pinpoint red spots on the skin
- unusual tiredness or weakness
- yellowing of the skin or eyes
Side effects that usually do not require medical attention (report
to your prescriber or health care professional if they continue or
- headache (mild)
- loss of appetite
What should I watch for while
taking Ornex ?
Check with your prescriber or health care professional if your
congestion has not improved within 7 days, or if you have a high
If the product makes it difficult for you to sleep at night; take
your last dose a few hours before bedtime. If nervousness, dizziness,
or sleeplessness occur, stop using and consult a health care
If you are going to have surgery, tell your prescriber you are
Report any possible overdose promptly to your prescriber or health
care professional as soon as possible. The effects of excessive
doses may not be obvious for several days. Many non-prescription
medicines contain acetaminophen as an ingredient. Always read the
labels carefully to avoid taking an accidental overdose.
Avoid alcoholic drinks if you are taking Ornex on a regular basis. Alcohol can increase possible
damage to your liver.
Acetaminophen can affect the results from some blood-sugar tests
used by diabetic patients. Check with your prescriber or health care
professional before you change your diet or the dose of your
If you are receiving cancer chemotherapy or other immunosuppression
medicine, do not take this medicine; check with your prescriber or
health care professional first. Acetaminophen may hide the signs of
an infection such as fever or pain.
Where can I keep Ornex ?
Keep out of reach of children in a container that small children
cannot open. Acetaminophen can be dangerous to children. Avoid
accidental overdose of acetaminophen as this may result in severe
effects and possibly death.
Store at room temperature between 15 and 30 degrees C (59 and 86
degrees F). Protect from moisture and light. Throw away any unused
medicine after the expiration date.