In recent years, its fastest-growing product has been a once-a-day HIV drug that combines a Gilead-produced medicine with one made by Bristol-Myers Squibb ( BMY), in an all-in-one treatment that represents a big advantage over the cocktail of individual drugs AIDS patients once were obliged to swallow.

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His medications a cocktail of six, including painkillers, sleep aids and antipsychotics often keep him asleep until early afternoon.

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But doctors were able to treat her with a cocktail of tb medicines, antibiotics and generic AIDS drugs.

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In the last few years, the number of people in Europe and the USA who have been dying from Aids has been massively reduced due to the arrival of combination therapy - a individualised cocktail of at least three to four different HIV drugs.

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