Vasodilator Therapy With Isosorbide Mononitrate or Diltiazem to Reduce Vasotoxicity in Patients With Gastrointestinal Cancer Receiving Fluoropyrimidine Therapy
Conditions
- Malignant Digestive System Neoplasm
Interventions
- PROCEDURE: Biospecimen Collection
- DRUG: Capecitabine
- DRUG: Diltiazem Hydrochloride
- PROCEDURE: Electrocardiogram
- DRUG: Fluorouracil
- DEVICE: Holter Monitoring
- DRUG: Isosorbide Mononitrate
- OTHER: Medical Device Usage and Evaluation
- DRUG: Placebo Administration
- OTHER: Questionnaire Administration
Sponsor
Mayo Clinic