Thanks for your query,based on the facts that you have posted it appears that you have noticed brown sticky subsance in your urine.
This could be shedding off of mucosal lining of bladder mucosa due to infection.
Please get your routine urine test and urine culture done to find out the organisms causing this infection and antibiotics to which they are sensitive to.
Please take broad spectrum antibiotics like Cefotaxime
along with urinary antiseptic like Nitrofurantoin
twice daily and urine alkaliser thrice daily.and later on switch on to appropriate antibiotics as per culture report.
Ensure to drink more water.To keep your urine dilute