IRCT20190208042654N1 IRCT 2019-05-27 Esfahan University of Medical Sciences The Comparison of Levetiracetam and Piracetam efficacy on severe Breath Holding Spells The Comparison of Levetiracetam and Piracetam efficacy on severe Breath Holding Spells; A Randomized Controlled clinical trial 2019-03-16 anticipated 64 Complete https://irct.ir/trial/37519 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: A total of 64 patients will be selected consecutively, if they meet the criteria for entry, from the patients admitted to the neurology clinic of Imam Hossein children hospital. Then, they are assigned randomly to two groups by binary blocks. The randomization process is done by using a random numbered table to reach the desired sample number. 3 Breath holding spell. Intervention 1: Intervention group: Levetiracetam: For 3 months, they are treated with Levetiracetam (100 mg/ml) with a dose of 40 mg/kg/day. Changes in the number of attacks and the percentage of convulsive attacks will be assessed during the three months. Intervention 2: Control group: Piracetam: They are treated with piracetam 100 mg/kg for 3 months. Changes in the number of attacks and the percentage of convulsive attacks will be assessed during the three months. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is I have not decided yet - its release plan is still unspecified