What Can Affect A 24-hour Urine Test?

What Can Affect A 24-hour Urine Test? These include: Forgetting to collect some of your urine. Going beyond the 24-hour collection period and collecting too much urine. Losing urine from the specimen container through spilling. What can affect urinalysis results? vitamin C supplements. metronidazole. riboflavin. anthraquinone laxatives. methocarbamol. nitrofurantoin. What can mess up a 24-hour

Does Menstrual Cycle Affect Urinalysis?

Does Menstrual Cycle Affect Urinalysis? If you’re menstruating (on your period), it’s important to let your provider know before collecting your urine sample. Menstrual blood, as well as vaginal discharge, can interfere with certain urinalysis test results. How does being on your period affect urinalysis? Menstrual blood can contaminate a urine sample. Vitamin C supplements,