Table 4.

Relative infant dose of some analgesic agents

Analgesic agent	Relative infant dose (%)
Acetaminophen	8.81
Ibuprofen	0.65
Naproxen	3.3
Celecoxib	0.3
Ketorolac	0.2
Hydromorphone	<1
Hydrocodone	2.4
Morphine	9–35
Oxycodone	3.5
Gabapentin	6.5

Notes: Relative infant dose is calculated by dividing the infant’s dose via milk (in mg/kg/day) by the mother’s dose (in mg/kg/day). Data from a previous study.¹⁰⁷