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Published byMaximillian Wilfrid Williamson Modified over 6 years ago
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Treating 35 million people with ART – where are we?
Andrew Hill St Stephens AIDS Trust Chelsea and Westminster Hospital London, UK
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Estimating minimum costs of treatment
HIV: Using publicly available databases on costs of treatment in low-income countries (e.g. Clinton Foundation, Medicins Sans Frontieres). HIV Hepatitis B, TB and Cancer: Tracking import-export databases to find costs of API (Active Pharmaceutical Ingredient – drug substance before formulation and packaging). Then add costs of final formulation and profit margin using established methods. Hepatitis C: First principles: evaluating routes of chemical synthesis, retrosynthesis, costing of raw materials (sub-units of drugs). Collaboration with experts in chemical synthesis and mass production of medicines to evaluate prices. Cross-checks using different methods.
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Entecavir for Hepatitis B
one year’s supply (0.2g)
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Entecavir for Hepatitis B cost per person/year by country
Entecavir (Baraclude) US price: $15,111 Cost price: $36
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Total exported volumes equivalent to 344,000 12-week courses
11573 kg exported in this timeframe kg per 12-week treatment
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Estimating minimum costs of sofosbuvir
API needed per person = 34g (400mg x 84 days) Cost of API = $1,209/kg API per 12 weeks = $40 Formulated drug = $56 Packaged drug = $58 Final generic price = $86 Formulation = 40% Packaging = $0.35/month Profit margin = 50%
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Current costs of sofosbuvir, by country 12 week course of treatment
Sofosbuvir (Sovaldi) US price: $84,000 Cost price: $86
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Total exported volumes equivalent to 373,000 12-week courses
kg per 12-week treatment 1878 kg exported in this timeframe
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Estimating minimum costs of daclatasvir
API needed per person = 5g (60mg x 84 days) Cost of API = $1,377/kg API per 12 weeks = $6.9 Formulated drug = $10 Packaged drug = $11 Final generic price = $16 Formulation = 40% Packaging = $0.35/month Profit margin = 50%
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Current costs of daclatasvir, by country 12 week course of treatment
Daclatasvir (Dakinza) US price: $63,000 Cost price: $16
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Hepatitis C buyers clubs
There are many companies willing to export generic DAAs into Europe / North America Generic sofosbuvir can be bought online in 15 minutes, for approx. $1200 per course. Prices falling rapidly. But what about quality? We need systems in place to ensure that supplies are from accredited generic manufacturers
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The FixHepC Buyers Club (www.fixhepc.com)
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Published SVR12 Results SOF+LDV and SOF+DCV
Dr Andrew Hill aggregated all the clinical trials data we could find for the DAA combinations SOF+LDV and SOF+DCV, and they are presented here. And if we compare this to the results of generics….
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REDEMPTION-1 Overall SVR4 Results For Generics
We don’t see a lot of difference. The 100% results in GT2,4,5,6 are of course pretty meaningless given the tiny numbers, but for GT1 and GT3 the results are in line with expectations. We do expect a handful of patients who passed SVR4 to fail SVR12 but don’t expect that to cause a huge change and note the confidence intervals are already reasonably narrow. Note: Some small percentage loss of SVR is expected during the SVR4 to SVR12 period
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Price of Moxifloxacin by country
US price: $806 Cost price: $6
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Price of Linezolid by country
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Treatments for Cancer Basic 20-year patents on six Tyrosine Kinase Inhibitors (TKIs) expire by 2020: Imatinib Ibrutinib Erlotinib Sorafanib Sunitinib Lapatinib Simple chemical structure, oral dosing, dose range mg/day Import / export API prices used to estimate minimum production costs Compared with quotes from approved suppliers and national prices
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Imatinib (Gleevec) US price: $106,322 Cost price: $180
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Drug Major indication Target price Indian price (or other lowest if Indian not available) US price Imatinib Chronic Myeloid Leukaemia $172 $803 $107,799 Erlotinib Non-Small Cell Lung Cancer $240 $1932 $79891 Sorafenib Renal Cell Carcinoma $1450 $1332 $139,138 Lapatinib Breast Cancer $4020 $18,603 (Thailand) $75161 Cabazitaxel Metastatic prostate cancer $666 $30,810 (South Africa) $120,613 Dasatinib $15 $1183 (Brazil) $10,408 Pazopanib $116 $1463 (Brazil) $8412 Gefitinib $16 $139 $6728 Capecitabine Metastatic Colorectal Cancer $73 $126 (Latvia) $1941
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The new $90 $90 $90 There could be standard prices for HIV, Hepatitis B and Hepatitis C in low/middle income countries. Worldwide: $90 per year to treat HIV $90 per year to treat Hepatitis B $90 for a 12 week course of treatment to cure Hepatitis C
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Universal access to HIV treatment is one of the
greatest success stories in medicine (>15 million treated). This should not stand alone, but be repeated for mass treatment of cancer, viral hepatitis and other diseases – this time, more quickly
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