I et randomiseret, kontrolleret, klinisk forsøg med 424 patienter var antallet af svær, akut stråledermatit og mucositis samt af sene rapporterede hændelser, relaterede til strålebehandlingen, let forhøjet hos patienter, som fik strålebehandling i kombination med cetuximab, sammenlignet med dem, som kun fik strålebehandling.
In a randomised controlled clinical study with 424 patients, reporting rates of severe acute radiation dermatitis and mucositis as well as of late radiation-therapy-related events were slightly higher in patients receiving radiation therapy in combination with cetuximab than in those receiving radiation therapy alone.