A urine glucose test is used to indirectly determine whether your levels of glucose, or blood sugar, are within a healthy range. It's used to monitor both type 1 and type 2 diabetes.
Customers can contact customer service by phone, email or chat, as stated by Amazon. To contact customer service from the U.S. or Canada directly call 1-866-216-1072, as of 2015.
That turned up a few non-Amazon sites that give away its customer service number. See, for example, this and this .). That number, again, is. 1-800-201-7575.