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Availability, price, and affordability of anti-hepatitis B virus drugs: a cross-sectional study in China

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Abstract

Background

The global prevalence of hepatitis B virus (HBV) has presented a persistent challenge for public health prevention and treatment. However, studies that assess the public's access to anti-HBV drugs are absent.

Aim

To examine the availability, pricing, and affordability of anti-HBV drugs in Jiangsu province, China and provide recommendations for improvement.

Method

An enhanced methodology developed by the World Health Organization (WHO) and Health Action International was applied in a cross-sectional study that included 1026 healthcare facilities distributed in 13 prefectural-level cities in Jiangsu province.

Results

Since almost all drugs had an availability of less than 30%, the accessibility of anti-HBV drugs was notably low. Primary healthcare facilities had the lowest availability, reporting 1.4% for Original Brands (OBs) and 1.7% for lowest-priced generics (LPGs). Furthermore, the northern Jiangsu region recorded the lowest availability at 0.7%. LPGs demonstrated higher availability than OBs, with median availability probabilities of 2.6% and 1.4%, respectively. The drugs listed on the WHO Essential Medicines List exhibited higher availability than those on other lists. The median price ratios for OBs, LPGs, and volume-based purchasing drugs were 0.83, 0.50, and 0.27, respectively, less than 1.5 times the international reference price. Despite favorable pricing, affordability rate was 23% for urban residents and 0% for rural residents, which was discouraging.

Conclusion

Low availability and affordability of anti-HBV drugs were observed. Policy recommendations should emphasize the improvement of LPG availability by incentivizing priority prescribing. Healthcare subsidies should be provided more effectively and equitably.

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Acknowledgements

We want to thank the Jiangsu Provincial Health Department for their help in distributing the questionnaires, and we appreciate the cooperation and participation of the hospital pharmacists and clinical workers.

Funding

This project was supported by the Soft Science Research of Jiangsu Innovation Support Programme: Study on the Impact of Volume-based Procurement Policy on the Innovation Capacity of Pharmaceutical Industry in Jiangsu Province (No. BR2023018-5).

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Correspondence to Tao Lu.

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Li, Y., Zhang, M., Xu, Y. et al. Availability, price, and affordability of anti-hepatitis B virus drugs: a cross-sectional study in China. Int J Clin Pharm (2024). https://doi.org/10.1007/s11096-024-01706-0

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