Initially, the country is UK and the Department of Health is Medicine Control Agency (MCA).

最初，这个国家是英国，卫生部是药品控制代理处(mca)。

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There have been no similar reports in the UK and the MCA said its decision was a precautionary measure.

BBC: Safety fears over herbal remedy

Matt Pavitt, from north Cornwall MCA, said there had been a rise in the number of people tombstoning across the UK in the past two years.

BBC: Tombstoning warning sign

Across the UK in the past five years there have been 18 fatalities and 57 serious injuries from tombstoning, the MCA said.

BBC: Tombstoning warning sign