REGISTRATION EXCLUSION CRITERIA EXCLUSION CRITERIA FOR REGISTRATION: Pregnant and/or breastfeeding EXCLUSION CRITERIA FOR REGISTRATION: Experiencing grade 2 or greater diarrhea EXCLUSION CRITERIA FOR REGISTRATION: Prior treatment with neratinib REGISTRATION/RANDOMIZATION EXCLUSION CRITERIA: REGISTRATION- EXCLUSION REGISTRATION EXCLUSION CRITERIA FIRST REGISTRATION-EXCLUSION: SECONDARY REGISTRATION-EXCLUSION: EXCLUSION CRITERIA FOR REGISTRATION: mucinous adenocarcinoma, borderline tumors EXCLUSION CRITERIA FOR REGISTRATION: subjects who will undergo intraperitoneal chemotherapy EXCLUSION CRITERIA FOR REGISTRATION: patients who are receiving any other investigational agents REGISTRATION – EXCLUSION CRITERIA REGISTRATION #1 EXCLUSION CRITERIA RE-REGISTRATION EXCLUSION CRITERIA REGISTRATION EXCLUSION CRITERIA PHASE II REGISTRATION: EXCLUSION CRITERIA: REGISTRATION EXCLUSION CRITERIA REGISTRATION EXCLUSION REGISTRATION EXCLUSION: REGISTRATION EXCLUSION CRITERIA REGISTRATION EXCLUSION CRITERIA REGISTRATION/RANDOMIZATION EXCLUSION CRITERIA REGISTRATION EXCLUSION CRITERIA