Efficacy of Anti-CD20 Ab Associated With Anti-CD38 in the Childhood Multidrug Dependent and Resistant Nephrotic Syndrome

Rituximab IV: the dose is standard for pediatric nephrotic syndrome; for dosage between 100 and 250 mg rituximab will be diluted in 100 ml of normal saline and administered at 2 ml/h for the first 30'; 3 ml/h for the second 30'; 6 ml/h for the third 30'; 15 ml/h until the end. For dosage between 260 and 500 mg rituximab will be diluted in 250 ml of normal saline and administered at 6 ml/h for the first 30'; 9 ml/h for the second 30'; 18 ml/h for the third 30'; 36 ml/h until the end. For dosage between 510 and 1000 mg rituximab will be diluted in 500 ml of normal saline and administered at 9 ml/h for the first 30'; thereafter, the infusion rate can be doubled every 30 minutes up to a maximum of 72 ml/h.

Daratumumab vials 20 mg 1 ml will be collected to reach the desired dose of 16 mg /Kg, the dose is standard recommend to treat myeloma; diluted in 1000 ml of normal saline and infused at the constant speed of 50 ml/h. This will be reduced in case of cutaneous allergic reactions