Last update: March 2, 2018

Ketorolac Trometamol

Very Low Risk for breastfeeding

Safe. Compatible.
Minimal risk for breastfeeding and infant.

Non-steroidal anti-inflammatory drug (NSAID) structurally related to indometacin, with less anti-inflammatory effect than other NSAIDs.
Oral or intravenous administration every 6 hours.

Excretion into breast milk is insignificant (Wischnik 1989).

Authorized use in neonates from 21 days (Martin 2017, Cohen 2011, Aldrink 2011, Papacci 2004).

Various medical societies and expert consensus consider the use of this medication safe during breastfeeding (Reece 2017, Worthington 2013, Østensen 2007, Lee 1993) although most recommend limited dosage and duration and oral administration.

Since the possibility of harmful effects on the blood and kidney among treated patients is controversial (not through breast milk) high dosing would better be avoided within 21 days post delivery (Reece 2017, Worthington 2013).

Keratolac eye drops are very safe because a low content of drug.

American Academy of Pediatrics: medication usually compatible with breastfeeding (AAP 2001).


Suggestions made at e-lactancia are done by APILAM´s pediatricians and pharmacists, and are based on updated scientific publications.
It is not intended to replace the relationship you have with your doctor but to compound it.

Jose Maria Paricio, Founder & President of APILAM/e-Lactancia

Your contribution is essential for this service to continue to exist. We need the generosity of people like you who believe in the benefits of breastfeeding.

Thank you for helping to protect and promote breastfeeding.

José María Paricio, founder of e-lactancia.


Ketorolac Trometamol belongs to this group or family:


Main tradenames from several countries containing Ketorolac Trometamol in its composition:


Variable Value Unit
Oral Bioavail. 81 %
Molecular weight 255 daltons
Protein Binding 99 %
VD 0,2 l/Kg
pKa 3,5 -
Tmax 0,5 - 1 hours
T1/2 4 - 6 hours
M/P ratio 0,02 - 0,04 -
Theoretical Dose 0,0012 mg/Kg/d
Relative Dose 0,18 %
Relat.Ped.Dose 0,059 %


  1. Reece-Stremtan Sarah, Campos Matilde, Kokajko Lauren, and The Academy of Breastfeeding Medicine. Breastfeeding Medicine. ABM Clinical Protocol #15: Analgesia and Anesthesia for the Breastfeeding Mother, Revised 2017. Breastfeed Med. 2017 Nov;12(9):500-506. Full text (link to original source) Full text (in our servers)
  2. Martin LD, Jimenez N, Lynn AM. A review of perioperative anesthesia and analgesia for infants: updates and trends to watch. F1000Res. 2017 Abstract
  3. Worthington I, Pringsheim T, Gawel MJ, Gladstone J, Cooper P, Dilli E, Aube M, Leroux E, Becker WJ; Canadian Headache Society Acute Migraine Treatment Guideline Development Group. Canadian Headache Society Guideline: acute drug therapy for migraine headache. Can J Neurol Sci. 2013 Sep;40(5 Suppl 3):S1-S80. Review. Abstract Full text (in our servers)
  4. Cohen MN, Christians U, Henthorn T, Vu Tran Z, Moll V, Zuk J, Galinkin J. Pharmacokinetics of single-dose intravenous ketorolac in infants aged 2-11 months. Anesth Analg. 2011 Abstract
  5. Aldrink JH, Ma M, Wang W, Caniano DA, Wispe J, Puthoff T. Safety of ketorolac in surgical neonates and infants 0 to 3 months old. J Pediatr Surg. 2011 Abstract
  6. Østensen M, Motta M. Therapy insight: the use of antirheumatic drugs during nursing. Nat Clin Pract Rheumatol. 2007 Abstract
  7. Papacci P, De Francisci G, Iacobucci T, Giannantonio C, De Carolis MP, Zecca E, Romagnoli C. Use of intravenous ketorolac in the neonate and premature babies. Paediatr Anaesth. 2004 Abstract
  8. AAP - American Academy of Pediatrics Committee on Drugs. Transfer of drugs and other chemicals into human milk. Pediatrics. 2001 Sep;108(3):776-89. Abstract Full text (link to original source) Full text (in our servers)
  9. Lee JJ, Rubin AP. Breast feeding and anaesthesia. Anaesthesia. 1993 Jul;48(7):616-25. Review. Abstract Full text (link to original source) Full text (in our servers)
  10. Brocks DR, Jamali F. Clinical pharmacokinetics of ketorolac tromethamine. Clin Pharmacokinet. 1992 Abstract
  11. Wischnik A, Manth SM, Lloyd J, Bullingham R, Thompson JS. The excretion of ketorolac tromethamine into breast milk after multiple oral dosing. Eur J Clin Pharmacol. 1989 Abstract

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