The usual adult daily dose is 1 to 2 grams given once a day (or in equally
divided doses twice a day) depending on the type and severity of infection. For
infections caused by Staphylococcus aureus (MSSA), the recommended daily dose is
2 to 4 grams, in order to achieve >90% target attainment. The total daily dose
should not exceed 4 grams.
If Chlamydia trachomatis is a suspected pathogen, appropriate antichlamydial
coverage should be added, because ceftriaxone sodium has no activity against
For the treatment of uncomplicated gonococcal infections, a single intramuscular
dose of 250 mg is recommended.
For preoperative use (surgical prophylaxis), a single dose of 1 gram
administered intravenously 1/2 to 2 hours before surgery is recommended.
Generally, Ceftriaxone for Injection, USP therapy should be continued for at
least 2 days after the signs and symptoms of infection have disappeared. The
usual duration of therapy is 4 to 14 days; in complicated infections, longer
therapy may be required.
When treating infections caused by Streptococcus pyogenes, therapy should be
continued for at least 10 days.
No dosage adjustment is necessary for patients with impairment of renal or
No adjustments are necessary, however, blood levels are recommended
in dialysis patients. Adults with both renal and hepatic failure should
not receive more than 2 gm/day
No specific recommendations per manufacturer except that blood levels
are recommended in dialysis patients. The dosage should not exceed 2
grams per day.
PD: 750mg q12h.
The authors make no claims of the accuracy of the information contained herein; and these suggested doses are not a substitute for clinical
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