Do you need a prescription for an oxygen concentrator?

Related questions

1. Does being on oxygen make you tired?
2. Is it safe to pump gas while on oxygen?
3. Can you sleep with a portable oxygen concentrator?
4. How much does it cost to rent a portable oxygen concentrator?
5. Can you keep oxygen tank in car?
6. Can you use hairspray while on oxygen?
7. Can you drive a car while on oxygen?
8. Can low oxygen cause leg pain?
9. What oxygen level is dangerous?
10. What lotions are safe to use with oxygen?

Tags

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2. #makes
3. #administration
4. #rules
5. #doctor
6. #medical
7. #which
8. #devices
9. #concentrators
10. #stating
11. #about
12. #concentrator
13. #purchase
14. #level
15. #sales
16. #requires
17. #prescription