Amino acid formula with vitamins and minerals without lysine and low in tryptophan; oral liquid: powder for, 500 g; XLYS LOW TRY Maxamum® Page last updated: 3 July 2015 Public Summary Document (PSD) March 2015 PBAC meeting - (PDF 55KB) Public Summary Document (PSD) March 2015 PBAC meeting - (Word 50KB)