Butterbur and Butterbur for Migraine
Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.
Compound or practice
Butterbur
Solid evidence for migraine prevention and allergic rhinitis — but only PA-free products are safe.
Grade B2 graded outcomesrevised Jul 10, 2026
A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.
Evidence brief
Butterbur for Migraine
Evidence grade B — PA-free only
Grade B1 graded outcomerevised Jul 10, 2026
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
Graded in both
Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.
No outcome has the same name in both entries. They may still overlap under different wording — read the two lists below.
Graded only in Butterbur
- Migraine prevention Moderate effectEvidence grade B
- Allergic rhinitis Moderate effectEvidence grade B
Graded only in Butterbur for Migraine
- Migraine Unclear effectEvidence grade B
Conditions
Only in Butterbur
- Migraine ImprovesEvidence grade B
Only in Butterbur for Migraine
None.
What each entry says about the other
- Butterbur for Migraine’s entry · Goes with: Read the full Butterbur monograph
Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.