Ribavirin (Virazole).
D000336:Aerosols; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D007223:Infant; D012136:Respiratory Syncytial Viruses / Q000187:drug effects; D010253:Respirovirus Infections / Q000188:drug therapy*; D012254:Ribavirin / Q000627:therapeutic use*; D012263:Ribonucleosides / Q000627:therapeutic use*
D000336:Aerosols; D012263:Ribonucleosides; D012254:Ribavirin