Brand & Generic Names
- Habit forming? No
- Prescription needed? Yes
- Available as generic? No
- Drug class: Analgesic, sedative, vascular headache suppressant
Treatment of vascular (throbbing or migraine type) and tension
Dosage & Usage Information
How to take:
Capsules--Take with fluid. Usual dose--2 capsules at start, then
1 every hour until fully relieved. Don't exceed 5 capsules in 12
When to take:
At first sign of headache.
If you forget a dose:
Use as soon as you remember.
What drug does:
Causes blood vessels in head to constrict or become narrower.
Acetaminophen relieves pain by effects on hypothalamus--the part
of the brain that helps regulate body heat and receives body's
Time lapse before drug works:
Don't take with:
Any medicine that will decrease mental alertness or reflexes,
such as alcohol, other mind-altering drugs, cough/cold
medicines, antihistamines, allergy medicine, sedatives,
tranquilizers (sleeping pills or "downers") barbiturates,
seizure medicine, narcotics, other prescription medicine for
pain, muscle relaxants, anesthetics.
See Interaction Section and consult doctor.
Stomach upsets, irritability, sweating, severe
diarrhea, convulsions, coma.
WHAT TO DO:
- Dial 911 (emergency) or O (operator) for an ambulance or
medical help. Then give first aid immediately.
- See EMERGENCY Information.
Possible Adverse Reactions or Side Effects
In case of overdose, see Overdose section.
Rash; itchy skin;
sore throat, fever,
mouth sores; unusual
bleeding or bruising;
Warnings & Precautions
Don't take if:
- You are allergic to acetaminophen or any other component of
this combination medicine.
- Your symptoms don't improve after 2 days' use. Call your
Before you start, consult your doctor:
If you have kidney disease, liver damage, glaucoma, heart or
blood vessel disorder, hypertension, alcoholism (active).
Over age 60:
Don't exceed recommended dose. You can't eliminate drug as
efficiently as younger persons.
No proven harm to unborn child. Avoid if possible.
No proven harm to nursing infant. Consult doctor.
Infants & children:
Give under careful medical supervision only.
- May affect blood system and cause anemia. Limit use to 5 days
for children 12 and under, and 10 days for adults.
- Talk to your doctor about the need for follow-up medical
examinations or laboratory studies to check complete blood
counts (white blood cell count, platelet count, red blood cell
count, hemoglobin, hematocrit), liver function.
Skin & sunlight:
No problems expected.
Driving, piloting or hazardous work:
Avoid if you feel drowsy. Otherwise, no restrictions.
Discontinue in 2 days if symptoms don't improve.
No problems expected.
Possible Interaction with Other Drugs
||anticoagulant effect. If combined
||frequently, prothrombin time should
|Aspirin or other
||effect (3 years or longer)
||increases chance of damage to
||kidney, including malignancy.
||Narrowed arteries in
||heart if taken in large doses.
||Sudden increase in blood pressure.
||effect (3 years or
||longer) increases chance of damage
||to kidney, including malignancy.
||Long-term combined effect (3 years
||or longer) increases chance of
||damage to kidney, including
||Quicker elimination and decreased
||effect of acetaminophen.
||May slow tetracycline
|granules or tablets)
||doses 2 hours apart.
||Increased toxic effect of
Possible Interaction with Other Substances
||Drowsiness. Toxicity to liver.
||None expected. However, cocaine may
||slow body's recovery. Avoid.
||Increased pain relief. However,
||marijuana may slow body's recovery.
||May decrease medicine's