Eplontersen

  • Part D specialty tier in 67% of formularies (2026Q3)
  • WAINUA

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.

Loading the therapy management checklist…

Storage and cold chain

Eplontersen: storage and handling

Refrigerate
Yes, as the label states
Label statement
Store refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton protected from light.
Freezing
Do not freeze
Label statement
Do not freeze.
Room temperature
up to 42 days at or below 30°C (86°F)
Label statement
If needed, WAINUA can be kept at room temperature (up to 30°C [86°F]) in the original carton for up to 6 weeks.
Room temperature
up to 42 days
Label statement
If not used within the 6 weeks stored at room temperature, discard WAINUA.
Back into the refrigerator
Not addressed
Light
Protect from light
Label statement
Store refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton protected from light.
Shaking
Not addressed

Temperature excursion helper

Answers only from this label's storage statements. It does not judge whether a product is still usable beyond what the label states.

Within the label's stated room-temperature allowance (up to 42 days at up to 30°C (86°F)). Follow the label's instructions for what to do next.

Entered: 1 day at up to 77°F (25°C).

If needed, WAINUA can be kept at room temperature (up to 30°C [86°F]) in the original carton for up to 6 weeks.
If not used within the 6 weeks stored at room temperature, discard WAINUA.

If anything else happened to the product, or you are unsure, Contact the manufacturer at 1-800-236-9933 (the number printed on the label) about this product.

Where the label prints this number
For more information, go to https://www.wainua.com or call 1-800-236-9933.
All storage statements on the label (5)
  • Store refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton protected from light.
  • If needed, WAINUA can be kept at room temperature (up to 30°C [86°F]) in the original carton for up to 6 weeks.
  • If not used within the 6 weeks stored at room temperature, discard WAINUA.
  • Do not freeze.
  • Do not expose to heat.

FDA label version 20, effective April 15, 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.

Loading dosing schedules…

Medicare Part D coverage

1%of plans list it
100%of those: prior authorization
0%step therapy
52%quantity limit
92%specialty tier

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.