Abstract: The present invention relates to certain compounds of Formula Ia and pharmaceutical compositions thereof and their use in methods for the alleviation and/or treatment of visceral pain, for example abdominal pain; pelvic pain; male pelvic pain; pain from an internal organ; bladder pain; painful bladder syndrome; post-surgical abdominal pain (e.g., GI resection, hysterectomy, oophorectomy, C-section, and the like); or pain arising from or related to: pancreatitis (e.g., chronic pancreatitis), prostatitis (e.g., chronic prostatitis), inflammatory bowel disease (e.g., Crohn's disease), endometriosis, interstitial cystitis, prostatitis (e.g., chronic prostatitis), epididymitis (e.g., chronic epididymitis), or post-surgical abdominal lesions. In some embodiments, the visceral pain is consequent to inflammatory bowel disease, for example Crohn's disease.

Abstract: The present invention relates to certain compounds of Formula Ia and pharmaceutical compositions thereof and their use in methods for the alleviation and/or treatment of visceral pain, for example abdominal pain; pelvic pain; male pelvic pain; pain from an internal organ; bladder pain; painful bladder syndrome; post-surgical abdominal pain (e.g., GI resection, hysterectomy, oophorectomy, C-section, and the like); or pain arising from or related to: pancreatitis (e.g., chronic pancreatitis), prostatitis (e.g., chronic prostatitis), inflammatory bowel disease (e.g., Crohn's disease), endometriosis, interstitial cystitis, prostatitis (e.g., chronic prostatitis), epididymitis (e.g., chronic epididymitis), or post-surgical abdominal lesions. In some embodiments, the visceral pain is consequent to inflammatory bowel disease, for example Crohn's disease.