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Neffy

Neffy Dosage

Kristianne Hannemann, PharmDDaisy Chau, PharmD
Reviewed by Kristianne Hannemann, PharmD, Daisy Chau, PharmD
Last reviewed on March 27, 2026

The average cost for 1 carton of 2 nasal sprays of 2mg/0.1ml of Neffy is $399.00 with a free GoodRx coupon. This is 55.12% off the average retail price of $888.99.

cartonCarton

Dosage

Quantity

Price as low as

Price per unit

2 nasal sprays of 2mg/0.1ml

1 carton

$399.00

$399.00

2 nasal sprays of 1mg/0.1ml

1 carton

$399.00

$399.00

Typical dosage for Neffy

Neffy is available as a carton containing two single-dose nasal sprays. The dose is based on your weight.

  • 66 lbs or more: The typical dose is 2 mg.
  • 33 lbs to 66 lbs: The typical dose is 1 mg.

Use 1 spray into one nostril when you feel an allergic reaction. Call 911.

If your symptoms don't improve or get worse, you can use a new nasal spray to repeat the dose in the same nostril at least 5 minutes after the first dose while waiting for help.

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