Dragons cover an injury to Brok Harris by signing Scarlets tight-head prop Nicky Thomas on loan until the end of January 2018.
Scarlets uncapped flanker says Wales coaches have not given him feedback over his continued international omission.
Wales back-row Aaron Shingler signs a new contract to remain with Scarlets.
Paul Asquith's late try sees Scarlets edge Benetton 33-28 in Saturday's European Champions Cup match at Parc y Scarlets.
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Rugby's Jonathan Davies says winning the public vote for BBC Wales Sports Personality of the Year 2017 "means a lot".
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