West Valley Medical Center Close Window
Library Search Go Advanced Search
Español (Inicio)

Medications

Acetaminophen; Caffeine; Phenyltoloxamine; Salicylamide oral tablet

What is this medicine?

ACETAMINOPHEN; CAFFEINE; PHENYLTOLOXAMINE; SALICYLAMIDE (a set a MEE noe fen; KAF een; fen ill toe LOX a meen; sal i SILL a mide) is a pain reliever. It is used to relieve mild to moderate pain from headaches, the common cold, flu, or a sinus infection. It may also be used for pain from menstrual cramps, muscle or nerve pain, and arthritis.

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Take your medicine at regular intervals. Do not take your medicine more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 12 years of age for selected conditions, precautions do apply.

Patients over 65 years old may have a stronger reaction and need a smaller dose.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • breathing problems

  • changes in vision

  • confusion, excitable, nervous

  • hearing problems

  • fast, irregular heart beat

  • feeling faint or lightheaded, falls

  • high blood pressure

  • problems with balance, talking, walking

  • seizure

  • tremor

  • trouble passing urine or change in the amount of urine

  • unusual bleeding or bruising

  • unusually weak or tired

  • yellowing of the skin or eyes

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • dry mouth

  • headache

  • loss of appetite

  • nausea, vomiting

  • stomach upset

  • trouble sleeping

What may interact with this medicine?

Do not take this medicine with any of the following medications:

  • MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate

  • methotrexate

  • probenecid

This medicine may also interact with the following medications:

  • acetaminophen

  • acetazolamide

  • alcohol

  • antibiotics like ciprofloxacin, gatifloxacin, tetracycline

  • aspirin and aspirin-like drugs

  • caffeine

  • green tea

  • lithium

  • medicines for allergies, congestion

  • medicines for asthma or other breathing problems

  • medicines for depression, anxiety, or psychotic disturbances

  • medicines for seizures like fosphenytoin, phenobarbital, phenytoin

  • medicines for sleep

  • muscle relaxants

  • varicella live vaccine

  • warfarin

What if I miss a dose?

If 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.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep bottle closed tightly. Protect from light. Throw away any unused medicine after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • asthma

  • blood clotting problems

  • glaucoma

  • heart disease

  • high blood pressure

  • if you often drink alcohol

  • kidney disease

  • liver disease

  • prostate problems

  • stomach ulcer or other problem

  • trouble passing urine

  • an unusual reaction to acetaminophen, caffeine, phenyltoloxamine, salicylamide, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

What should I watch for while using this medicine?

Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.

Your mouth may get dry. Chewing sugarless gum or sucking hard candy, and drinking plenty of water may help. Contact your doctor if the problem does not go away or is severe.

This medicine may cause dry eyes and blurred vision. If you wear contact lenses you may feel some discomfort. Lubricating drops may help. See your eye doctor if the problem does not go away or is severe.

If this medicine makes it hard for you to sleep at night, take your last dose a few hours before bedtime.

Do not take other medicines that contain acetaminophen with this medicine. Always read labels carefully. If you have questions, ask your doctor or pharmacist.

If you take too much acetaminophen get medical help right away. Too much acetaminophen can be very dangerous and cause liver damage. Even if you do not have symptoms, it is important to get help right away.


NOTE:This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider. Copyright© 2017 Elsevier