Drops number calculation from drug weight
10. Dose - general concepts 10.2) Gtt calculation 10.2.1) Gtt Calculation
10.2.1.1) Gtt Calculation Normal 1
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If 23 drops deliver 1 mL of a solution and if 220 mg of drug is delivered in each mL, then determine the number of drops which will deliver 1578.225 mg of drug.
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lb equals 165 gtt kg
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Using dimensional analysis:
`(23\quad g t t)/(1\quad mL)×(1\quad mL)/(220 \quad mg)×1578.225\quad mg = 165\quad g t t` Ans.