A 9 – year- old female patient was referred with a chief complaint of pain with the maxillary central incisors. clinical and radiographic examination revealed a negative response to vitality and percussion tests with immature root and open apices. After disinfection of the canal, bleeding was induced in the canal up to the cemento-enamel junction (CEJ). The blood was allowed to clot for 5 minutes and a Biodentine plug was placed over the clot, 3-4 mm below the CEJ and a temporary glass ionomer cement restoration was placed which was later replaced by a permanent composite resin restoration. Clinical and radiographic findings over a 6 month follow-up showed complete root maturation and intact supporting soft tissues without sinus tract , pain or swelling.