00512nas a2200097   4500000000100000008004100001260001200042100003100054245015200085856017700237       2021                            d  c12/20201 aILEP Technical Commission 00aInterim Advice on the use of Rifampicin for post-exposure prophylaxis (PEP), in light of recent information on nitrosamine impurities in rifampicin  uhttps://ilepfederation.org/interim-advice-on-the-use-of-rifampicin-for-post-exposure-prophylaxis-pep-in-light-of-recent-information-on-nitrosamine-impurities-in-rifampicin/