In conjunction with this label update, PAH patients receiving Letairis are no longer required to obtain monthly liver function tests.

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In addition to the liver function test, DFA is developing tests for milk spoilage and cow pregnancy, which it hopes to test in Kenya with an East African dairy collective.

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Patients receiving dronedarone should have regular tests to monitor lung and liver function.

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More common side effects include dry skin, dry eyes and abnormal results of lab tests such as those of liver function.

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She said the doses used in the Aids trial were three times higher than over the counter levels and the tests were done on healthy people, whose liver function would be different to that of HIV and Aids patients.

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Laboratory tests have shown the treatment can improve the function of the liver by repopulating it with stem cells.

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Because so many things can cause abnormal liver function, it may be necessary to start and stop a cholesterol-lowering drug several times while conducting the tests to see whether it is the cause of the problem.

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