The average wholesale price (base cost) of the
study medications is $0.13 for 12.5 mg of doxylamine,
$0.03 for 25 mg of pyridoxine, and $1.35 for 4 mg of
ondansetron (generic), all in tablet form.22 Whether
ondansetron would be cost-beneficial or cost-effective
for the treatment of nausea and vomiting of pregnancy
requires formal analysis and was beyond the scope of
this study.