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http://www.dailymail.co.uk/health/article-5383011/Big-Pharma-thriving-flu.html
Vaccine-makers, pharmacies and drug companies all mark-up flu shots and medications
Profit margins for vaccines are fairly slim, but panic over this year's flu meant that the products drove overall sales up for manufacturers
Many flu medications, including Tamiflu, are very cheap to produce, and their manufacturers stand to make their money back many-fold