Your pet has been diagnosed with urethritis. It is important to treat the infection according to the instructions. The medicine should be given according to the guidelines. The result of a possible antibiotic treatment will be checked from a urine sample after a week from ending the antibiotic course or according to the instructions of the vet.
You should increase the amount of water consumed by the animal e.g. by adding water to its food. Catching cold should be avoided and You can give the animal a warm blanket to lie on.
It is important to monitor that the symptoms disappear and the animal is able to urinate normally and without pain. If necessary, contact the clinic.