Does dopamine expire?
The printed date covers the sealed pack. Once dopamine is opened, mixed or diluted, its label sets a second and usually much shorter limit — quoted below, per product.
Shortest limit on any dopamine label: 24 hours
“Solution 200 mcg/mL 400 mcg/mL 800 mcg/mL Dopamine hydrochloride injection has been found to be stable for a minimum of 24 hours after dilution in the foregoing I.”
That applies to the product it is printed on, not to every form of dopamine — check which one you have against the list below.
What the labels say
“Solution 200 mcg/mL 400 mcg/mL 800 mcg/mL Dopamine hydrochloride injection has been found to be stable for a minimum of 24 hours after dilution in the foregoing I.”
On the label for Dopamine Hydrochloride · DailyMed
“Injection, USP 1/6 Molar Lactated Ringer’s Injection, USP The resultant dilutions are summarized in the following chart: Dopamine HCl Injection has been found to be stable for 24 hours after dilution in the foregoing intravenous solutions.”
On the label for Dopamine Hydrochloride · DailyMed
“Hydrochloride Injection 5 mL 10 mL 250 mL 800 mcg/mL 1600 mcg/mL 500 mL 400 mcg/mL 800 mcg/mL 1000 mL 200 mcg/mL 400 mcg/mL Dopamine HCl Injection has been found to be stable for 24 hours after dilution in the foregoing intravenous solutions.”
On the label for DOPamine Hydrochloride · DailyMed
“Injection, USP 1/6 Molar •Lactated Ringer’s Injection, USP The resultant dilutions are summarized in the following chart: Dopamine HCl Injection has been found to be stable for 24 hours after dilution in the foregoing intravenous solutions.”
On the label for Dopamine Hydrochloride · DailyMed
“Solution 200 mcg/mL 400 mcg/mL Dopamine Hydrochloride Injection, USP has been found to be stable for a minimum of 24 hours after dilution in the foregoing intravenous solutions.”
On the label for DOPamine Hydrochloride · DailyMed
“USP 1/6 Molar Lactated Ringer’s Injection, USP The resultant dilutions are summarized in the following chart: Dopamine hydrochloride injection has been found to be stable for a minimum of 24 hours after dilution in the foregoing I.”
On the label for DOPAMINE HYDROCHLORIDE · DailyMed
How the label says to keep dopamine
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.
- “Store at 20 to 25°C (68 to 77°F).”
- “16 HOW SUPPLIED/STORAGE AND HANDLING Dopamine Hydrochloride Injection, USP is a clear, colorless to slightly yellow aqueous solution supplied as follows: Strength Packaged NDC No.”
- “Store at 20°C to 25°C (68°F to 77°F).”
- “Protect from freezing.”
Frequently asked questions
Does dopamine 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 24 hours on some dopamine products, and that is the number quoted on this page.
Can I still use dopamine 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 dopamine 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 dopamine
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.