595037 INHIBITION OF BIOFILM ORGANISMS Provided is the use of cysteamine to treat microbial infections, including biofilm infections. Also provided is a product comprising at least two antibiofilm agents wherein at least one of the antibiofilm agents is an antimicrobial peptide and the at least one other antibiofilm agent is cysteamine wherein the antimicrobial peptide comprises 5 amino acids according to the formula ((X)l(Y)m)n wherein l and m are integers from 1 to 10, or from 1 to 5; n is an integer from 1 to 10; X and Y, which may be the same or different, are independently a hydrophobic or cationic amino acid. The amino acids may be histidine, arginine and lysine.