VAC Regimen

**Semantic type:** Therapeutic or Preventive Procedure

**Definition:** A regimen consisting of vincristine, dactinomycin and cyclophosphamide that may be used for the treatment of Ewing sarcoma, mesenchymal chondrosarcoma, rhabdomyosarcoma (RMS), malignant sex cord-stromal tumors and malignant germ cell tumors.

**Synonyms:** - VAC - VAC - Vincristine/Actinomycin-D/Cyclophosphamide - Vincristine/Dactinomycin/Cyclophosphamide