Abstract: A vaginal pharmaceutical composition having sperm motility enhancing activity comprising a sperm motility enhancing amount of at least one sperm motility enhancing amino acid or amino acid salt in combination with a vaginally acceptable diluent or carrier.Preferred active materials are aspartic acid, glutamic acid, arginine, histidine, asparagine, glutamine and arginine aspartate. L-amino acids or salts are particularly preferred.The preparation may be in the form of a pessary, a cream, a liquid douche, a gel, an aerosol foam or a controlled delivery device.

Abstract: A contraceptive composition for application to the vagina of a female mammal comprising a contraceptive amount of a contraceptive combination, the combination containing a spermicidal or sperm-immobilizing polyethoxyethanol and a beta-adrenergic blocker (as herein before defined).The polyethoxyethanol may be, for example, an octoxynol or, which is preferred, a nonoxynol, especially nonoxynol-9. The beta-adrenergic blocker is preferably a spermicidal or sperm-immobilizing beta-adrenergic blocker, propranolol (in particular the d-isomer) being especially preferred.The composition may also contain a spermicidal or sperm-immobilizing preservative.