Rosser and Brown will miss the trip to Franklin's Gardens on Saturday as round three of the pool stages get underway.
Injury updates – Being Assessed
Leon Brown (thumb) – Unfortunately Leon suffered a Bennett’s fracture to his right thumb during the fixture with Leinster. Leon will undergo surgery at the start of next week before commencing his rehabilitation programme for a return in the New Year.
Jared Rosser (concussion) – Jared sustained a concussion in last weekend’s fixture. As this is a second concussion this season in a short space of time, Jared will now undergo a slower graded return to play process.
Injury update – not available for selection
Gavin Henson (knee) – Gavin had a really positive review of his injury with specialists last week and is now closing in on a return to full training.
No Injury update – unavailable for selection
Brok Harris (knee), Ashton Hewitt (shoulder), Tiaan Loots (pectoral), Josh Reynolds (hamstring)
Dragons return to Rodney Parade for the final Welsh derby of 2018 against the Ospreys on December 30.
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