Question

I am a breastfeeding mother and i want to know if it is safe to use Acetylsalycilic acid? Is Acetylsalycilic acid safe for nursing mother and child? Does Acetylsalycilic acid extracts into breast milk? Does Acetylsalycilic acid has any long term or short term side effects on infants? Can Acetylsalycilic acid influence milk supply or can Acetylsalycilic acid decrease milk supply in lactating mothers?

Acetylsalycilic acid lactation summary

Acetylsalycilic acid usage has low risk in breastfeeding
  • DrLact safety Score for Acetylsalycilic acid is 3 out of 8 which is considered Low Risk as per our analyses.
  • A safety Score of 3 indicates that usage of Acetylsalycilic acid may cause some minor side effects in breastfed baby.
  • Our study of different scientific research indicates that Acetylsalycilic acid may cause moderate to no side effects in lactating mother.
  • Most of scientific studies and research papers declaring usage of Acetylsalycilic acid low risk in breastfeeding are based on normal dosage and may not hold true for higher dosage.
  • While using Acetylsalycilic acid We suggest monitoring child for possible reactions. It is also important to understand that side effects vary largely based on age of breastfed child and time of medication in addition to dosage.
  • Score calculated using the DrLact safety Version 1.2 model, this score ranges from 0 to 8 and measures overall safety of drug in lactation. Scores are primarily calculated using publicly available case studies, research papers, other scientific journals and publically available data.

Answer by Dr. Ru: About Acetylsalycilic acid usage in lactation

Excreted in non-significant amount into breast milk. Reye’s Syndrome has never been reported due to ASA through breast milk. It is thought to be highly unlikely to occur after isolated or small doses like those used for treatment of thrombosis or anti-abortion therapy. At high maternal dose, one case (dubious) of salicylic intoxication in the neonatal period and another case of thrombocytopenia in an infant have been reported. Likelihood of hemolysis should be considered in those patients with G6PD-deficiency. WHO Model List of Essential Medication: compatible while breastfeeding when used occasionally or small dose for antithrombotic prophylaxis management.

Answer by DrLact: About Acetylsalycilic acid usage in lactation

After Acetylsalycilic acid ingestion, salicylic acid is excreted into breastmilk, with higher doses resulting in disproportionately higher milk levels. Long-term, high-dose maternal Acetylsalycilic acid ingestion probably caused metabolic acidosis in one breastfed infant. Reye's syndrome is associated with Acetylsalycilic acid administration to infants with viral infections, but the risk of Reye's syndrome from salicylate in breastmilk is unknown. An alternate drug is preferred over continuous high-dose, Acetylsalycilic acid therapy. After daily low-dose Acetylsalycilic acidg (75 to 325 mg daily), no Acetylsalycilic acid is excreted into breastmilk and salicylate levels are low. Daily low-dose Acetylsalycilic acid therapy may be considered as an antiplatelet drug for use in breastfeeding women.[1][2][3].

Acetylsalycilic acid Side Effects in Breastfeeding

A 16-day-old breastfed infant developed metabolic acidosis with a salicylate serum level of 240 mg/L and salicylate metabolites in the urine. The mother was taking 3.9 g/day of Acetylsalycilic acid for arthritis, and salicylate in breastmilk probably caused the infant's illness, but the possibility of direct administration to the infant could not be ruled out.[11] Thrombocytopenia, fever, anorexia and petechiae occurred in a 5-month-old breastfed infant 5 days after her mother started taking Acetylsalycilic acid for fever. One week after recovery, the infant was given a single dose of Acetylsalycilic acid 125 mg and the platelet count dropped once again. The original symptoms were probably caused by Acetylsalycilic acid or salicylate in breastmilk.[12] Hemolysis after Acetylsalycilic acid and phenacetin taken by the mother of a 23-day-old, glucose-6-phosphate dehydrogenase (G6PD) deficient infant was possibly due to Acetylsalycilic acid in breastmilk.[13] In a telephone follow-up study, mothers reported no side effects among 15 infants exposed to Acetylsalycilic acid (dosages and infant ages were unspecified) in breastmilk.[14]

Synonyms of Acetylsalycilic acid

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