We are pleased to share the news that our guideline on MT-RNR1 genotype testing for preventing aminoglycoside-mediated ototoxicity has been published in the BCJP. Huge thanks to the authors, particularly our Chair, Bill Newman and his team at Manchester, including John McDermott and Sian Hilton, our PPIE representatives and external reviewers. Full document here: MT-RNR1 Genotype testing for preventing aminoglycoside-mediated ototoxicity: a guideline