Relenza Diskhaler Dosage
Medically reviewed by A Ras MD.
Recommended Adult Dosing
Dosage forms: DPI: 5 mg per blister
Influenza A and B (seasonal flu) tx, uncomplicated
- [2 puffs inhaled q12h x5 days]
- Start: w/in 48h of sx onset; Info: give 2 doses on Day 1 as long as >2h between doses; may extend tx if immunocompromised
Influenza A and B (seasonal flu) prophylaxis
- [pre-exposure]
- Dose: 2 puffs inhaled q24h; Start: when influenza activity detected in community; Info: for pts at very high risk of developing complications who cannot receive influenza vaccine; give for duration of community influenza activity
- [post-exposure]
- Dose: 2 puffs inhaled q24h x7 days after last known exposure; Start: w/in 48h of exposure
- [community outbreak]
- Dose: 2 puffs inhaled q24h x28 days; Start: w/in 5 days of identified community outbreak
- [institutional setting]
- Dose: 2 puffs inhaled q24h for at least 14 days; Start: ASAP after identified outbreak; Info: give x7 days after last known case
Renal dosing
- [no adjustment]
- renal impairment: no adjustment
- HD: no adjustment, on dialysis days admin. after dialysis; consider supplement if next maint. dose not due right after dialysis; PD: no adjustment; no supplement
Hepatic dosing
- [not defined]
SRC: NLM .