Interactions a problem even if medications ceased

Patients taking warfarin and other medications can suffer interactions when the other drugs are stopped, experts have warned.

While there is widespread knowledge of the potential drug interactions when co-using warfarin and many other medications, clinical pharmacy experts said in the MJA that there were also risks when drugs were ceased.

They highlighted the case of an 82-year-old man taking warfarin and the antibiotic, rifampicin. He was admitted to hospital after a fall, and was found to be suffering abdominal