Not much study has been done on Pyrithione zinc during breastfeeding however it�s known to get absorbed in skin in some extant (Less than 1%). Topical usage is not likely to cause much problem but it�s suggested to search for safer alternative.
Xtracare 2 In 1 Hair Cleanse And Condition Green Apple | Pyrithione Zinc Shampoo is in the category of low risk, if you have already used it then its not a big deal if health and behavior of baby is good. However your health care provider shall be aware of the fact that you have used Xtracare 2 In 1 Hair Cleanse And Condition Green Apple | Pyrithione Zinc Shampoo so you should inform him based on your convenience.
Though Xtracare 2 In 1 Hair Cleanse And Condition Green Apple | Pyrithione Zinc Shampoo dose not comes in category of safe drugs rather it comes in category of low risk but if your doctor is aware that you are breastfeeding your baby and has still recommended it then its advantages must be outweighing the risks.
Not much monitoring required while using Xtracare 2 In 1 Hair Cleanse And Condition Green Apple | Pyrithione Zinc Shampoo
US
National Womens Health and Breastfeeding Helpline: 800-994-9662 (TDD 888-220-5446) 9 a.m. and 6 p.m. ET, Monday through Friday
UK
National Breastfeeding Helpline: 0300-100-0212 9.30am to 9.30pm, daily
Association of Breastfeeding Mothers: 0300-330-5453
La Leche League: 0345-120-2918
The Breastfeeding Network supporter line in Bengali and Sylheti: 0300-456-2421
National Childbirth Trust (NCT): 0300-330-0700
Australia
National Breastfeeding Helpline: 1800-686-268 24 hours a day, 7 days a week
Canada
Telehealth Ontario for breastfeeding: 1-866-797-0000 24 hours a day, 7 days a week