Yes, you CAN self pay, do you have any refills LEFT. if the answer is no. CALL the doctors office during as soon as possible, tell them you need a refill and which pharmacy you prefer.. If you are in the united states, Good luck, bcause during Thanksgiving most doctors offices will be closed.. Yes, you CAN self pay. but insulin cost almost $300 for 10 cc bottle a YEAR ago. I've been relying on samples from my diabetes doctor for more than 7 YEARS. for insulin.. I don't have insurance. i CAN and have rationed my other prescriptions. if i have too. but insulin CANNOT be rationed. I am type 1 diabetic. not a type 2 diabetic. Yes, SOME insulin can be sold over the counter, but pharmacies no longer have it in stock.