The goal of this clinical trial is to assess post-operative pain of partial pulpotomy using a newly introduced Bioceramic material in young patients with symptomatic irreversible pulpitis at 24, 48, 72 hours postoperatively using visual analogue scale (VAS). The main question[s] it aims to answer are:

• In patients with symptomatic irreversible pulpitis does the use of bioceramic material in partial pulpotomy decrease amount of post operative pain in comparison to conventional root canal treatment?

Participants will record the intensity of pain at 24,48, 72 hours postoperatively.

1. Inclusion criteria :

   1. Subject's age between 9-14 years.
   2. Both male and female subjects.
   3. Medically free and healthy subjects.
   4. Mandibular molar teeth.
   5. Teeth with symptomatic irreversible pulpitis.
   6. Teeth with mature closed apices.

2. Exclusion Criteria:

   1. Teeth with acute dentoalveolar abscess.
   2. Subjects having more than one tooth that require root canal treatment.
   3. Subjects that have taken analgesic, anti-inflammatory or antibiotic drugs during the 10 days prior to the start of treatment.
   4. Subjects with systemic diseases who have endocrine diseases, Infectious diseases or Psychological disturbance.
   5. Teeth with periodontal disease or pulp calcification.
   6. Subjects taking chronic pain medications.