Io­n­is, Akcea team face some tough ques­tions on safe­ty as FDA in­sid­ers pon­der risks linked to volane­sors­en

Re­searchers for Io­n­is’ $IONS ma­jor­i­ty-owned spin­out Akcea will have plen­ty of per­suad­ing to do this week if they ever ex­pect to get their drug volane­sors­en on the mar­ket.

The FDA in­ter­nal re­view came out to­day, re­flect­ing the same deep con­cerns that an­a­lysts have ex­pressed about the safe­ty of a drug that has been linked with re­peat­ed in­stances of sud­den and dan­ger­ous drops in platelet counts. Platelets are need­ed to trig­ger the clot­ting that stops bleed­ing.

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