From another forum, after a quick google search: According to Craig Sherman, MD, who is the Medical Director at Hope Pharmaceutical, it has been discontinued due to a disruption in their supply. If you're concerned about it and want to encourage them to begin the process of replacing it, you should e-mail him at the company: According to Craig Sherman, MD, who is the Medical Director at Hope Pharmaceutical, it has been discontinued due to a disruption in their supply. If you're concerned about it and want to encourage them to begin the process of replacing it, you should e-mail him at the company: