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Suboptimal treatment of diabetic peripheral neuropathic pain in the united states

Suboptimal treatment of diabetic peripheral neuropathic pain in the united states Suboptimal treatment of diabetic peripheral neuropathic pain in the united states
Suboptimal treatment of diabetic peripheral neuropathic pain in the united states Suboptimal treatment of diabetic peripheral neuropathic pain in the united states

Approximately one third of patients with diabetic peripheral neuropathy (DPN) also experience neuropathic pain, resulting in a significant health care burden, and reduced quality of life.

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Key take away

This study efficiently explains the diabetic peripheral neuropathic pain (DPNP) treatment options by dealing with the types of medication dispensed within 1 year after first diagnosis, the frequency of these medications, treatment adherence and patterns of treatment alteration.

Background

Approximately one third of patients with diabetic peripheral neuropathy (DPN) also experience neuropathic pain, resulting in a significant health care burden, and reduced quality of life. Pregabalin, duloxetine, and tapentadol extended-release are approved for treating diabetic peripheral neuropathic pain (DPNP), but many other medications are commonly used “off-label” with various degrees of success. We examined US health insurance claims to determine the current DPNP treatment patterns.

Method

This retrospective analysis used the MarketScan claims database to identify adults with continuous health plan enrollment for 12 months pre- and postindex who were initially diagnosed with DPN between 2006 and 2011 and were provided a prescription for a medication reported to be beneficial for treating DPNP (anticonvulsants, antidepressants, opioids, or topical agents). We evaluated the frequency and types of medication dispensed within 1 year after first diagnosis, treatment adherence, and patterns of treatment alteration.

Result

Overall, 12,074 patients met inclusion criteria, with 66.6% initiating an anticonvulsant (gabapentin 45.0%; pregabalin 21.6%), and 5.2% initiating duloxetine. Patients commonly received less than the recommended dose of prescribed medication, and adherence was suboptimal for all treatments. It is estimated that up to 50% of patients discontinued their initial treatment within 3 months of initiation.

Conclusion

Newly diagnosed patients with DPNP are most commonly prescribed anticonvulsants. Many patients receive lower than recommended dosages, potentially resulting in poor outcomes. Initial treatments are frequently discontinued, indicating low levels of satisfaction and/or poor tolerability. New therapies with improved efficacy and better tolerability are urgently needed for DPNP.

Source:

Pain Med. 2015 Nov;16(11):2075-83

Article:

Suboptimal Treatment of Diabetic Peripheral Neuropathic Pain in the United States

Authors:

Mei Yang et al.

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