US Patent 7309689 Sustained peptide-release formulation

A pharmaceutical and/or veterinary formulation for sustained release of a peptide agonist or analogue, comprising about 2-15% (w/w) of at least one peptide agonist or analogue other than deslorelin (on an active basis), about 0.5-3.5% (w/w) lecithin and the balance sterin. The formulation preferably comprises a GnRH agonist or analogue and is used for the treatment of various conditions where suppression of sex hormone levels is beneficial, particularly prostate cancer, ovarian and breast cancer, and benign prostatic hyperplasia in dogs.