The most common AEs were hand–foot skin reactions (n = 18, 38.3%), fatigue (n = 15, 31.9%), increase in bilirubin (n = 12, 25.5%), decrease in platelet count (n = 9, 19.1%), anemia (n = 8, 17.0%), maculopapular rash (n = 8, 17.0%), voice alteration (n = 7, 14.9%), mucositis (n = 7, 14.9%), fever (n = 6, 12.8%), diarrhea (n = 5, 10.6%), increase in aspartate aminotransferase (n = 4, 8.5%), hypertension (n = 4, 8,5%), increase in alanine aminotransferase (n = 3, 6.4%), and decrease in neutrophil count (n = 3, 6.4%). Here, GPT is linked to anemia (phenotype).