Hyperkalemia is a common side effect of these medications. GI disturbances, including nausea, vomiting, diarrhea, anorexia can occur. Triamterene and spironolactone have been known to cause impotence and sexual dysfunction. Spironolactone may precipitate gynecomastia or an SLE-like syndrome.
Flexeril has a half life of 18 hours. So 5x18 is 90 hours. Or just under 4 days. Of course, it is not that easy. This varies on how much and how long the drug was taken and it can vary from person to person. That being said I cannot image any way that flexeril would be detectable 30 days after the last dose.
Yes, Ibuprofen is an anti-inflammatory and flexeril is a muscle  relaxer. You should not take more than 2400 mg of ibuprofen in  twenty four hours. Ibuprofen should be takenâ¦ in divided doses. For  example, 400mg every 6 hours or 800mg every 8 hours. Over the  counter Ibuprofen usually comes in 200 mg tablets.