In humans, there has been no evidence of any harmful effect on the embryo, however, the experience available does not allow a definitive appraisal of this risk.
Sodium cromoglicate is transferred in small quantities to the mother's milk.
For safety reasons, Allergo-COMOD eye drops should therefore not be used during 1st trimester (first 3 months) of pregnancy, or should only be done so after the risks and benefits have been carefully weighed up. Also, in later stages of pregnancy, and when breastfeeding, Allergo-COMOD eye drops should only be used after careful consideration of the risks/benefits balance by the treating physician.