1. An agent (medication), consisting of theobromine and a non-opiate antitussive agent, in the form of a combined preparation for use in therapy. 2. The drug (medication) according to claim 1, where the therapy is a cough treatment. The agent (medication) according to claim 1 or 2, or theobromine according to claim 3, wherein the non-opiate antitussive agent is selected from dextromethorphan, isoaminyl, zipeprol, morclofon, prenoxdiazine, dropropisin, piperidione, pentoxiverin, oxolamine, oxeladinepolipinolone, nepolin, nepolin , dimemorphan, dibunate, cloperastine, clofedanol, butamirate, bibenzonium, benproperin and fedrylate. 4. The agent (medication) according to claim 1 or 2, wherein the non-opiate antitussive agent is dextromethorphan. 5. The drug (medication) according to claim 1 or 2, wherein the non-opiate antitussive agent is administered at a dose of 0.1 to 30 mg / kg / day. The drug (medication) according to claim 1 or 2, in which dextromethorphan is administered at a dose of 0.1 to 6 mg / kg / day. Use of theobromine in combination with a non-opiate antitussive for the treatment of cough. 8. The use according to claim 7, wherein the non-opiate antitussive agent is selected from dextromethorphan, isoaminyl, zipeprol, morclofon, prenoxdiazine, dropropisin, piperidione, pentoxiverin, oxolamine, oxeladine, nepinalone, meprotixol, indantadol, dimemnofenum, dimenanbumofonum, dibemanofenum, buimanofenum, bimenanumate, dibemanumonum, beminorum, dimenanumum, bimenanum, bimenanum, bimenanbum benproperin and fedrylate. 9. The use of claim 7, wherein the non-opiate antitussive is dextromethorphan. The use of claim 8, wherein the non-opiate antitussive agent is administered at a dose of 0.1 to 30 mg / kg / day. The use according to claim 9, wherein dextromethorphan is administered at a dose of 0.1 to 6 mg / kg / day. At1. Средство (медикамент), состоящее из теобромина и неопиатного противокашлевого средства, в виде комбинированного препарата для применения в терапии