<prompt> Breast feeding is not contraindicated if:Mother has active infection of herpes on breastMother has hepatitis B infectionMother has tuberculosisMother is on Chemoprophylaxis for leukemia  <response>: Breast feeding is not contraindicated if the mother has hepatitis B infection. Infants routinely receive hepatitis B immunoglobulin and hepatitis B vaccine if mother is HBsAg positive. No delay in initiation of breastfeeding is required. Contraindications of Breastfeeding: Donot Breastfeed Infant factors Classic galactosemia maternal factors Human T-cell lymphocyte virus HTLV infection Ebola virus infection PCPCocaine abuse Donot breastfeed Temporarily Donot give expressed breastmilk Temporarily Maternal factors: Brucellosis Undergoing Diagnostic imaging with radiopharmaceuticals Active herpes simplex virus HSV infection with lesions on the breasts Donot Breastfeed Temporarily Can give expressed breastmilk Maternal factors Untreated, active tuberculosis active varicella infection Alcohol consumption and smoking are not contraindications of breastfeeding. However, smoking and alcohol consumption should be discouraged Ref: Nelson textbook of pediatrics 21st edition Pgno: 322 