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Modulation of visceral nociceptive pathways.
1GI Discovery Medicine and Clinical Development, Neurology & GI CEDD, GlaxoSmithKline R&D Ltd., New Frontiers Science Park, Third Avenue, Harlow, Essex, United Kingdom. anthony.r.hobson@gsk.cm
Current Opinion in Pharmacology
|October 30, 2007
Summary
Developing targeted treatments for visceral hypersensitivity is crucial. This review updates recent advances in identifying novel visceral analgesic and anti-hyperalgesic compounds to address this unmet clinical need.
Area of Science:
- Gastroenterology
- Pharmacology
- Neuroscience
Background:
- Visceral hypersensitivity is a key factor in gastrointestinal disorders.
- Current treatments like TCAs and SSRIs offer limited efficacy and have side effects.
- The precise mechanisms and targets of existing drugs remain poorly understood.
Purpose of the Study:
- To provide a concise update on recent advancements in developing targeted visceral analgesic and anti-hyperalgesic compounds.
- To highlight novel drug targets for modulating visceral nociceptive pathways.
Main Methods:
- Review of current literature on pharmacological agents targeting visceral nociceptive pathways.
- Analysis of emerging drug targets at peripheral, spinal, and supra-spinal levels.
- Focus on novel compounds with potential analgesic and anti-hyperalgesic properties.
Main Results:
- Tricyclic antidepressants (TCAs) and selective serotonin reuptake inhibitors (SSRIs) show some efficacy but lack clear mechanisms.
- Significant side effects are associated with current pharmacological options.
- Ongoing research is exploring new, specific targets for visceral pain management.
Conclusions:
- There is a critical need for more effective and targeted pharmacological treatments for visceral hypersensitivity.
- Advances in understanding nociceptive pathways are paving the way for novel analgesic and anti-hyperalgesic drug development.
- Future research focuses on specific targets to improve efficacy and reduce side effects in gastrointestinal conditions.
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