PTC Reports the EMA’s Acceptance of MAA for Evrysdi (risdiplam) to Treat SMA

 PTC Reports the EMA’s Acceptance of MAA for Evrysdi (risdiplam) to Treat SMA


  • The MAA submission is based on dose-finding Part 1 and confirmatory Part 2 of the FIREFISH and SUNFISH studies evaluating the efficacy and safety of Evrysdi (risdiplam) in symptomatic infants with type 1 SMA aged 2-7mos. and in people with types 2/3 SMA aged 2-25 yrs/ respectively
  • The submission also includes data from JEWELFISH study evaluating patients with all types of SMA aged 1-60yrs. prior treated with other SMA therapies. Exploratory efficacy analysis from SUNFISH Part 1 showed Evrysdi improved motor function @24mos. of treatment, Part 2 of the FIREFISH study met its 1EPs of infants sitting without support for 5sec by month 12, as assessed by BSID-III, Part 2 of the SUNFISH trial demonstrated that change from baseline in MFM-32 score was greater at 12mos.
  • Roche will grant $15M as milestones to PTC following MAA acceptance. Evrysdi is an SMN2-directed RNA splicing modifier designed to treat SMA caused by mutations in chromosome 5q leading to SMN protein deficiency

Click here to­ read full press release/ article | Ref: PRNewswire | Image: PTC Therapeutics

Tuba Khan

Tuba Khan is Senior Editor at PharmaShots. She is curious, creative, and passionate about recent updates and innovation in the Life sciences industry. She covers Biopharma, MedTech, and Digital health segments. Tuba also has an experience of digital and social media marketing and runs the campaigns independently. She can be contacted on

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