Pharmaceuticals for $1.4 billion In April 2017, the company announced it would acquire Belgium-based drug discovery firm Ogeda for up to a total €800 million, strengthening its late-stage pipeline with Ogeda's drug candidate, fezolinetant. In November 2017, the company announced that it exercised an option to purchase Cambridge, Massachusetts-based Mitobridge, which is developing treatments for Duchenne muscular dystrophy and age-related diseases. In August 2018, Astellas announced it would acquire Quethera Limited for $109 million. In December 2018, the company announced it would acquire Potenza Therapeutics, Inc. In December 2019, Astellas Pharma announced it would buy Audentes Therapeutics Inc for approximately $3 billion in cash as well as acquiring Xyphos Biosciences, Inc later in the same month. Audentes will operate as a wholly owned subsidiary within Astellas, and will serve as the Center of Excellence for the newly created Genetic Regulation Primary Focus, providing leadership for AAV pipeline advancement through commercialization, manufacturing expansion, and next-generation research initiatives. The acquisition includes Astellas gaining Xyphos’ Advanced Cellular Control through Engineered Ligands (ACCEL) technology platform. Astellas Pharma's Smyraf (ingredient: peficitinib) obtained regulatory approval for the treatment of rheumatoid arthritis, the third oral Janus kinase (JAK) inhibitor to receive approval. In October 2020, Astellas announced it would acquire iota Biosciences, Inc. for $127.5 million, with shareholders eligible to receive up to a further $176.5 million upon the achievement of predetermined milestones. Acquisition history The following is an illustration of the company's major mergers and acquisitions and historical predecessors (this is not a comprehensive list): Controversies In June 2016, the Association of the British Pharmaceutical Industry (ABPI) gave Astellas a year-long suspension, after complaints it had "purposely misled the PMCPA." In particular, Astellas had not fully disclosed the nature of a meeting which had purported to be a "genuine advisory board". In May 2017, the ABPI extended the suspension by a further 12 months, based on findings that Astellas was not adequately overseeing and training nurses, and that it had failed to provide complete prescribing information for several medicines. In June 2017, Astellas was reprimanded for "producing a large number of promotional materials, which had been used for a number of years, that did not include the required prescribing information related to some serious or common adverse reactions, warnings, and precautions, for a total of eight drugs". In December 2018, the Prescription Medicines Code of Practice Authority (PMCPA) published their findings following an allegation that Astellas