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Efficacy and Safety of Biosimilar Growth Hormone in Indian Children
Vaman Khadilkar1, Veena Ekbote1, Anuradha Khadilkar1
1Growth and Endocrine Department, Hirabai Cowasji Jehangir Medical Research Institute, Jehangir Hospital, Pune, Maharashtra, India.
Insights
Biosimilar growth hormone (GH) is effective and safe for treating growth disorders in Indian children. The study found similar outcomes between biosimilar GH and innovator treatments, with no serious adverse events.
Area of Science:
- Pediatric Endocrinology
- Biotechnology
- Pharmacology
Background:
- Growth disorders in children require effective treatment options.
- Biosimilar growth hormone (GH) offers a potential alternative to innovator therapies.
- Understanding the efficacy and safety of biosimilar GH in diverse pediatric populations is crucial.
Purpose of the Study:
- To evaluate the efficacy and safety of biosimilar GH (Headon) compared to innovator GH (Norditropin) in Indian children.
- To assess treatment outcomes in various growth disorders including GHD, ISS, SGA, MPHD, and TS.
- To provide data on biosimilar GH use in a pediatric population.
Main Methods:
- A cohort of 322 Indian children with growth disorders were treated with either innovator or biosimilar GH for one year.
- Standard dosage protocols were followed, and height and weight were measured regularly.
- Height and BMI for age Z-scores (HAZ, BMIZ), height velocity (HV), and HV Z-score (HVZ) were calculated.
Main Results:
- No serious adverse events were reported; mild side effects like headaches and injection site reactions occurred infrequently.
- Children treated with biosimilar GH showed similar improvements in HAZ, HV, and HVZ compared to those on innovator GH.
- Efficacy and safety were consistent across different growth disorders studied.
Conclusions:
- Biosimilar GH is an effective and safe treatment option for children with indicated growth disorders.
- Further large-scale, longitudinal studies are recommended to confirm these findings.
- This study contributes valuable data on biosimilar GH use in pediatric patients.
Objective:
To study efficacy and safety of use of biosimilar growth hormone (GH) in Indian children with growth disorders.
Materials And Methods:
We studied 322 children (May 2012-2017) with growth disorders including growth hormone deficiency (GHD), multiple pituitary hormone deficiency (MPHD, idiopathic short stature (ISS), small for gestational age (SGA), and Turner syndrome (TS). Children were treated either with innovator molecule (Norditropin) or biosimilar GH (Headon) with standard dosage protocol for 1 year. Height and weight was measured using standard protocol. Height and BMI for age Z-scores (HAZ, BMIZ), height velocity (HV), and HV Z-score (HVZ) were computed from available data.
Results:
Mean age of the studied children (n = 322) was 9.6 ± 4.1 years, 32% children had GHD, 39% had ISS, 11% had MPHD, 12% had SGA, and 6% children had TS. There were no serious adverse events; three patients recorded eight instances of headaches, two had rash at injection site, and one each had hives and facial edema. Reactions were mild and were treated symptomatically. At the end of the 1 year of GH therapy, change in HAZ was similar in children from both the innovator and biosimilar GH groups. Similarly, the HV and HVZ were also similar in children from both groups and all the studied growth disorders.
Conclusion:
Biosimilar GH was effective and safe for treatment in children with growth disorders where GH use is indicated. However, in the view of scarcity of such data a longitudinal study with large sample size is warranted.
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