Home > Antibiotics > Aminoglycoside Dosing and Monitoring Guidelines > High Dose Extended Interval Aminoglycoside Dosing/Monitoring Guidelines > Recommended Gentamicin/Tobramycin Dose > Ideal body weight (IBW)

Malnourished: if ABW < IBW, use ABW
Obese: if ABW > 20% above IBW or BMI ≥ 30kg/m², use dosing weight (DW)
- DW = 0.4 (ABW - IBW) + IBW