Filgrastim
- Part D specialty tier in 70% of formularies (2026Q3)
- Biologic
- NEUPOGEN
Therapy management checklist
Screening, baseline and ongoing monitoring with the label's stated frequency, hold and discontinue criteria, and counseling points, each quoted from the FDA label.
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Storage and cold chain
Filgrastim: storage and handling
- Refrigerate
- Yes, as the label states
Label statement
Store NEUPOGEN vial refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton to protect from light and physical damage.
- Freezing
- Do not freeze
Label statement
Avoid freezing NEUPOGEN vial; if frozen, thaw in the refrigerator before administration.
- Room temperature
- up to 1 day
Label statement
Throw away (dispose of) any NEUPOGEN that has been left at room temperature for longer than 24 hours.
- Back into the refrigerator
- Not addressed
- Light
- Protect from light
Label statement
Store NEUPOGEN vial refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton to protect from light and physical damage.
- Shaking
- Do not shake
Label statement
Do not shake.
All storage statements on the label (15)
- Store NEUPOGEN vial refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton to protect from light and physical damage.
- Avoid freezing NEUPOGEN vial; if frozen, thaw in the refrigerator before administration.
- Discard NEUPOGEN vial if frozen more than once.
- Do not shake.
- Store NEUPOGEN prefilled syringe refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton to protect from light and physical damage.
- Avoid freezing NEUPOGEN prefilled syringe; if frozen, thaw in the refrigerator before administration.
- Discard NEUPOGEN prefilled syringe if frozen more than once.
- Store NEUPOGEN in the refrigerator between 36°F and 46°F (2°C and 8°C).
- Avoid freezing .
- If NEUPOGEN is frozen 1 time, thaw in the refrigerator before using it.
- If it is frozen more than 1 time, throw it away and use a new vial or prefilled syringe.
- Keep NEUPOGEN in the original carton to protect from light or physical damage.
- Do not shake NEUPOGEN.
- Take NEUPOGEN out of the refrigerator 30 minutes before use and allow it to reach room temperature, 68°F to 77°F (20°C to 25°C), before preparing an injection.
- Throw away (dispose of) any NEUPOGEN that has been left at room temperature for longer than 24 hours.
FDA label version 166, effective July 23, 2026. DailyMed
Dosing and titration calendar
Built only from the schedules the label states (loading, titration, day schedules, cycles and weight bands). Steps the label states in words the calendar cannot place are shown, not guessed.
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Biosimilars
Neupogen: 5 licensed biosimilar products, 0 interchangeable (FDA Purple Book). Compare presentations and dates
Medicare Part D coverage
5,496 Part D plans, CMS formulary files 2026Q3. Look up tier, PA, step therapy and quantity limits by plan
Patient assistance
No manufacturer program page is listed for this drug yet.
Independent foundations and the full directory (checked 2026-11-06). Eligibility and amounts are set by each program; open its page for them.
For licensed clinicians. Use with clinical judgment. Statements are quoted from the FDA label; confirm against the label for the product you are using.