Hi, Bob -- Thank you for asking. You can compare prices for Mesalamine among accredited international online pharmacies and check shipping locations at
https://www.pharmacychecker.com/mesalamine/1200+mg/?sort=cost_per_unit Price comparisons for Mercaptopurine can be found here: https://www.pharmacychecker.com/mercaptopurine/?src=drug-suggest&sort=cost_per_unit We are not a pharmacy. PharmacyChecker verifies online pharmacies for your safety while shopping meds online, ensuring you avoid counterfeit medications. Here is a list of legitimate online pharmacies to which you may want to send your prescription if they carry your medication: https://www.pharmacychecker.com/online-pharmacy-ratings/ Please let me know should you have any questions! We're here to help.