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Isentress

Isentress Dosage

Allison Gourley, PharmDKristianne Hannemann, PharmD
Reviewed by Allison Gourley, PharmD, Kristianne Hannemann, PharmD
Last reviewed on June 15, 2026

The average cost for 60 tablets of 400mg of Isentress is $2,079.99 with a free GoodRx coupon. This is 17.27% off the average retail price of $2,514.32.

tabletTablet

Dosage

Quantity

Price as low as

Price per unit

400mg

60 tablets

$2,079.99

$34.67

600mg

14 tablets

$483.64

$34.55

chewable tabletChewable tablet

Dosage

Quantity

Price as low as

Price per unit

25mg

30 chewable tablets

$70.19

$2.34

100mg

30 chewable tablets

$261.99

$8.73

packetPacket

Dosage

Quantity

Price as low as

Price per unit

100mg

30 packets

$261.99

$8.73

Typical dosage for Isentress

The dose depends on the form of Isentress you take and your treatment history.

  • Adults

    • New to HIV treatment or are already taking Isentress
      • Isentress 400 mg tablets: The typical dose is one Isentress 400 mg tablet by mouth twice a day.
      • Isentress HD 600 mg tablets: The typical dose is two Isentress HD 600 mg tablets by mouth once a day.
    • Have taken other HIV medications before: The typical dose is one Isentress 400 mg tablet by mouth twice a day.
    • If you're taking rifampin: The typical dose is two Isentress 400 mg tablets by mouth twice a day.
  • Children

    • Children can take the film-coated tablets, chewable tablets, or granules for oral suspension. The form they can take depends on their age, weight, and ability to swallow.
    • The prescriber will choose the right dose based on your child's weight.
    • Isentress is usually taken by mouth twice a day. Some children might take it once a day, like those taking the Isentress HD 600 mg tablets and newborns up to 28 days old.

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