Lead Sponsor

GlaxoSmithKline

Age

0 - 0 years

Sex

ALL

Healthy Volunteers

No

•Mother is registered with the PROMACTA Pregnancy Registry and meets all the enrollment criteria defined in the PROMACTA Pregnancy Registry study (113327).
•Mother is continuing to take eltrombopag.
•Mother has received 7 consecutive eltrombopag doses prior to the milk sample collection.
•Infant is 4 weeks to 26 weeks of age at the time of milk sampling.
•Exclusively breastfeeding mother-infant pair; either via breast or with expressed milk from the mother.
•Mother is capable of giving written informed consent, which includes compliance with the requirements and restrictions listed in the consent form.

•Infant was born with complications that could impact ability to participate in this study.
•Breastfeeding is not well established in the mother-infant pair (e.g., poor latching of the infant or low milk supply).
•Infants who are supplemented with formula or are consuming solid foods.
•Unwillingness or inability of mother to follow the procedures outlined in the protocol.
•Mother is mentally or legally incapacitated