warnings
WARNINGS Butalbital is habit-forming and potentially abusable. Consequently, the extended use of this product is not recommended.
FDA label 879908a6-e073-4e95-b23b-43dfaef883fe
openFDA label record#
This page contains supplementary openFDA label data. For the canonical label presentation, use the corresponding DailyMed Structured Product Label.
Verified complete openFDA source JSON
- SPL set ID
- fbc85814-ad53-42c6-871d-1fba46f90b10
- SPL ID
- 879908a6-e073-4e95-b23b-43dfaef883fe
- Version
- 2
- Effective date
- 2012-09-24
- Source export date
- 2026-08-01
- Source partition
- 1
- Source file
- https://download.open.fda.gov/drug/label/drug-label-0001-of-0014.json.zip
- Source object key
- raw/openfda/drug-label/2026-08-01/0689a4374f1490600b5244071db3b04bd3bbc29ceda7a856edb8225323adf20a/drug-label-0001-of-0014.json.zip
- Source manifest SHA-256
- bdd1454d0606b622b70458a306b8a10d8a8787db06fd9f46e69c7f7a4524b630
- Import run
- 20260801T225920Z
- Imported at
- 2026-08-01 23:00:28
Harmonized identifier links#
Every typed identifier imported from the complete openFDA harmonization object is paginated here; values are not reduced to a first match.
| Type | Scope | Identifier | Source field |
|---|---|---|---|
| spl id | 879908a6-e073-4e95-b23b-43dfaef883fe | id | |
| spl set id | fbc85814-ad53-42c6-871d-1fba46f90b10 | set_id |
Warnings cross-check#
openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.
Adverse reactions cross-check#
openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.
adverse reactions
ADVERSE REACTIONS Frequently Observed: The most frequently reported adverse reactions are drowsiness, lightheadedness, dizziness, sedation, shortness of breath, nausea, vomiting, abdominal pain, and intoxicated feeling. Infrequently Observed: All adverse events tabulated below are classified as infrequent. Central Nervous System: headache, shaky feeling, tingling, agitation, fainting, fatigue, heavy eyelids, high energy, hot spells, numbness, sluggishness, seizure. Mental confusion, excitement or depression can also occur due to intolerance, particularly in elderly or debilitated patients, or due to overdosage of butalbital. Autonomic Nervous System: dry mouth, hyperhidrosis. Gastrointestinal: difficulty swallowing, heartburn, flatulence, constipation. Cardiovascular: tachycardia. Musculoskeletal: leg pain, muscle fatigue. Genitourinary: diuresis. Miscellaneous: pruritus, fever, earache, nasal congestion, tinnitus, euphoria, allergic reactions. Several cases of dermatological reactions, including toxic epidermal necrolysis and erythema multiforme, have been reported. The following adverse drug events may be borne in mind as a potential effect of the components of this product. Potential effects of high dosage are listed in the OVERDOSAGE section. A cetaminophen: allergic reactions, rash, thrombocytopenia, agranulocytosis.