Is GS 0840 Safe in Breastfeeding

I am a breastfeeding mother and i want to know if it is safe to use GS 0840? Is GS 0840 safe for nursing mother and child? Does GS 0840 extracts into breast milk? Does GS 0840 has any long term or short term side effects on infants? Can GS 0840 influence milk supply or can GS 0840 decrease milk supply in lactating mothers?

• DrLact safety Score for GS 0840 is 5 out of 8 which is considered Unsafe as per our analyses.
• A safety Score of 5 indicates that usage of GS 0840 may cause serious side effects in breastfed baby.
• Our study of different scientific research indicates that GS 0840 may cause moderate to high side effects or may affect milk supply in lactating mother.
• Our suggestion is to use safer alternate options rather than using GS 0840 .
• It is recommended to evaluate the advantage of not breastfeeding while using GS 0840 Vs not using GS 0840 And continue breastfeeding.
• While using GS 0840 Its must to monitor 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.

Antiviral nucleotid medication used for treatment of chronic hepatitis B. Usually a long-term treatment is required. No data on secretion into breast milk are available. It may affect renal function.