Does doxercalciferol expire?
The printed date covers the sealed pack. Once doxercalciferol is opened, mixed or diluted, its label sets a second and usually much shorter limit — quoted below, per product.
Shortest limit on any doxercalciferol label: 3 days
“After initial vial use: discard unused portion of the single-dose vial; store opened multiple-dose vial for up to 3 days at 2°C to 8°C (36°F to 46°F).”
That applies to the product it is printed on, not to every form of doxercalciferol — check which one you have against the list below.
What the labels say
“After initial vial use: discard unused portion of the single-dose vial; store opened multiple-dose vial for up to 3 days at 2°C to 8°C (36°F to 46°F).”
On the label for Doxercalciferol · DailyMed
“Discard unused portion of multiple-dose vial after 3 days [see How Supplied/Storage and Handling (16) ].”
On the label for Doxercalciferol · DailyMed
“Excursions permitted to In-use storage Multiple-dose vial * 25°C (77°F) 15°C to 30°C (59°F to 86°F) [see USP controlled room temperature] 2°C to 8°C (36°F to 46°F), Discard 3 days after opening *Protect from light.”
On the label for Doxercalciferol · DailyMed
“After initial vial use: o discard unused portion of the single-dose vial; o store opened multiple-dose vial for up to 3 days at 2°C to 8°C (36°F to 46°F).”
On the label for Doxercalciferol · DailyMed
“Discard unused portion of multiple-dose vial after 3 days [see How Supplied/Storage and Handling (16)].”
On the label for Doxercalciferol · DailyMed
“Discard unused portion after 3 days.”
On the label for Doxercalciferol · DailyMed
“Discard unused portion of multi-dose vial after 3 days [see How Supplied/Storage and Handling ( 16 )].”
On the label for Doxercalciferol · DailyMed
“After initial vial use: - discard unused portion of the single-dose vial; - store opened multiple-dose vial for up to 3 days at 2°C to 8°C (36°F to 46°F).”
On the label for DOXERCALCIFEROL · DailyMed
How the label says to keep doxercalciferol
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 How Supplied Doxercalciferol capsules are oval, soft gelatin capsules supplied as follows.”
- “and Handling Store at 25°C (77°F); excursions permitted to 15° to 30°C (59° to 86°F) [see USP Controlled Room Temperature.”
- “16 HOW SUPPLIED/STORAGE AND HANDLING How Supplied Doxercalciferol injection is a clear, colorless aqueous solution supplied in 2 mL amber glass vials as follows.”
- “and Handling *Protect from light.”
- “Store unopened vial in original carton.”
- “After initial vial use: discard unused portion of the single-dose vial; store opened multiple-dose vial for up to 3 days at 2°C to 8°C (36°F to 46°F).”
- “and Handling (16) ].”
- “16 HOW SUPPLIED/STORAGE AND HANDLING How Supplied Doxercalciferol injection is a clear, colorless solution supplied in 2 mL amber glass vials as follows.”
Frequently asked questions
Does doxercalciferol 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 3 days on some doxercalciferol products, and that is the number quoted on this page.
Can I still use doxercalciferol 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 doxercalciferol 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 doxercalciferol
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.