Migraine and headache:

Indications for: Butalbital/Acetaminophen

Tension (or muscle contraction) headache.

Adult Dosage:

1–2 tabs every 4 hours; max 6 tabs daily.

Children Dosage:

Not recommended.

Butalbital/Acetaminophen Contraindications:


Butalbital/Acetaminophen Warnings/Precautions:

Extended use: not recommended. Severe renal or hepatic impairment. Acute abdominal conditions. Elderly. Debilitated. Pregnancy (Cat.C). Nursing mothers: not recommended.

Butalbital/Acetaminophen Classification:

Barbiturate + analgesic.

Butalbital/Acetaminophen Interactions:

Potentiated by alcohol, other CNS depressants, MAOIs. May cause false (+) urine test for 5-hydroxyindoleacetic acid.

Adverse Reactions:

Drowsiness, dizziness, paradoxical excitement, rash; overdosage: respiratory depression, hepatotoxicity.


Formerly known under the brand name Phrenilin.

How Supplied:

Contact supplier.