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Koselugo

Koselugo Dosage

Julia Lee, PharmD, BCOPCydnee Ng, PharmD
Reviewed by Julia Lee, PharmD, BCOP, Cydnee Ng, PharmD
Last reviewed on November 24, 2025

The average cost for 3 bottles of 60 capsules of 10mg of Koselugo is $19,146.31 with a free GoodRx coupon.

bottleBottle

Dosage

Quantity

Price as low as

Price per unit

28 capsules of 10mg

1 bottle

$2,985.59

$2,985.59

28 capsules of 25mg

1 bottle

$7,451.01

$7,451.01

60 capsules of oral granules of 5mg

1 bottle

$4,038.25

$4,038.25

60 capsules of oral granules of 7.5mg

5 bottles

$30,246.25

$6,049.25

60 capsules of 10mg

3 bottles

$19,146.31

$6,382.10

60 capsules of 25mg

1 bottle

$15,956.73

$15,956.73

Typical dosage for Koselugo

Your NF1 specialist will help determine your dose. It’s based on your body surface area (BSA), which takes into account your height and weight.

  • Capsules

    • BSA of 0.55 m² to 0.69 m²: The typical dose is 20 mg by mouth in the morning and 10 mg in the evening.
    • BSA of 0.7 m² or greater: The dose ranges from 20 mg to 50 mg by mouth twice a day.
  • Oral granules

    • BSA of 0.4 m² or greater: The dose ranges from 12.5 mg to 50 mg by mouth twice a day.

The dose might be different if you have liver problems or if you take certain medications that interact with Koselugo.

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