Recomended dose by body weight

6. Patient-based Dose 6.2) Body Weight 6.2.1) Body weight General

6.2.1.1) Drug dose based on body weight Easy 1


Total tried:       Correct:       Wrong:

A pharmacist compounds a suspension from oseltamivir phosphate capsules to contain 3 mg of drug per milliliter. Using Table shown, calculate the single dose in milliliters for a pediatric patient weighing 36.6 lb.
Body Weight Recomended dose x
5 days
15kg or less 100 mg twice daily
15.1to 23 kg 150 mg twice daily
23.1to 40 kg 200 mg twice daily
40.1 kg or more 250 mg twice daily


Click on the button below to see the answer and explanations

lb equals 50.00 ml kg

  • Here patient's weight
    ` = 36.6 \quad lb × (0.454 \quad kg)/(1 \quad lb) = 16.6164 \quad kg `
  • Body Weight Recomended dose x
    5 days
    15kg or less 100 mg twice daily
    15.1to 23 kg 150 mg twice daily
    23.1to 40 kg 200 mg twice daily
    40.1 kg or more 250 mg twice daily
  • From Table, the dose for the pediatric patient is 150 mg.
    Therefore,
    `150 \quad mg × (1\quad ml)/(3 \quad mg) = 50.00 \quad ml` Ans.