The inventions relates to a liquid pharmaceutical form containing an active ingredient alkylphosphocholines and a co-solvent system. The co-solvent system is mixture from hexylene glycol propylene glycol diethylene glycol monoethyl ether and water. The pharmaceutical form having a pH value in the range of 4 to 6 which if it is necessary can be achieved by adding a pH adjuster. The composition has a good storage stability and it is suitable for local application on the different organs of the body. The inventions relates also to a method for producing the same pharmaceutical form.