Trafermin (brand name Fiblast), also known as recombinant human basic fibroblast growth factor (rhbFGF), is a recombinant form of human basic fibroblast growth factor (bFGF) which is marketed in Japan as a topical spray for the treatment of skin ulcers.
[2][4] As a recombinant form of bFGF, trafermin is a potent agonist of the FGFR1, FGFR2, FGFR3, and FGFR4.
[5][6] The drug has been marketed in Japan since June 2001.
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