Does brivaracetam expire?
The printed date covers the sealed pack. Once brivaracetam is opened, mixed or diluted, its label sets a second and usually much shorter limit — quoted below, per product.
Shortest limit on any brivaracetam label: 5 months
“Discard any unused brivaracetam oral solution remaining after 5 months of first opening the bottle.”
That applies to the product it is printed on, not to every form of brivaracetam — check which one you have against the list below.
What the labels say
“Discard any unused brivaracetam oral solution remaining after 5 months of first opening the bottle.”
On the label for BRIVARACETAM · DailyMed
“Instruct patients to discard any unused brivaracetam oral solution after 5 months of first opening the bottle [see Dosage and Administration (2.”
On the label for BRIVARACETAM · DailyMed
“Discard any unused BRIVIACT oral solution remaining after 5 months of first opening the bottle.”
On the label for Briviact · DailyMed
“Instruct patients to discard any unused BRIVIACT oral solution after 5 months of first opening the bottle [see Dosage and Administration (2.”
On the label for Briviact · DailyMed
“Discard any unused brivatacetum oral solution remaining after 5 months of first opening the bottle.”
On the label for Brivaracetam · DailyMed
“Discard any unused brivaracetam oral solution oral solution remaining after 5 months of first opening the bottle.”
On the label for Brivaracetam · DailyMed
“Discard any unused brivaracatam oral solution remaining after 5 months of first opening the bottle.”
On the label for brivaracetam · DailyMed
“Instruct patients to discard any unused brivaracetam oral solution after 5 months of first opening the bottle [see Dosage and Administration ( 2.”
On the label for Brivaracetam Oral Solution · DailyMed
How the label says to keep brivaracetam
Storage is the other half of the question: the stability behind any date assumes these conditions, and a medicine kept outside them ages faster than the calendar says.
- “16 HOW SUPPLIED/STORAGE AND HANDLING 16.”
- “and Handling Store at 20° to 25ºC (68º to 77ºF); excursions permitted between 15° to 30°C (59° to 86°F).”
- “and Handling Store at 20°C to 25°C (68°F to 77°F); excursions permitted from 15°C to 30°C (59°F to 86°F).”
- “and Handling Store at 25°C (77°F); excursions permitted between 15°C to 30°C (59°F to 86°F).”
- “Do not freeze brivaracetam oral solution.”
- “and Handling Store at 25°C (77°F); excursions permitted between 15°C to 30°C (59°F to 86°F) [see USP Controlled Room Temperature].”
- “Do not freeze brivaracetam injection.”
- “and Stability The diluted solution should not be stored for more than 4 hours at room temperature and may be stored in polyvinyl chloride (PVC) bags.”
Frequently asked questions
Does brivaracetam expire?
Two different clocks apply and only one of them is the printed date. The date on a sealed pack is the manufacturer's guarantee for the unopened product. Once it is opened, mixed or diluted, the label imposes its own limit — as tight as 5 months on some brivaracetam products, and that is the number quoted on this page.
Can I still use brivaracetam after the date on the box?
This page cannot tell you that, and nor can any page. The FDA's own shelf-life programme found 88% of tested lots stayed within specification at least a year past expiry — and concluded in the same breath that lot-to-lot variation means this can only be confirmed by testing each lot. What you can check at home is the in-use limit above and whether the product has been stored as the label requires. Ask a pharmacist about a specific pack; they will also dispose of what you no longer need.
Why do different brivaracetam products have different limits?
Because they are different formulations. A suspension that gets mixed with water, a pen that gets carried at room temperature, and a sealed tablet do not behave alike, so each manufacturer's label sets its own limit and each is shown here with the product it belongs to. We never merge them into one number for the molecule.
More on brivaracetam
Quoted from FDA labels for reference, not medical advice, and not a suggestion to use anything past its limit. If you are unsure whether a pack is still good, a pharmacist can tell you and can dispose of it safely.