CVC

123456789101112131415161718192021
Across
  1. 1. weakened immune system
  2. 3. sick of it
  3. 4. fixer of backs and other ailments
  4. 5. start of the day tune
  5. 9. one needed in an emergency
  6. 10. dealer of drugs, legally
  7. 11. additional dose,not?
  8. 14. next please
  9. 17. re-build
  10. 19. banter and craic
  11. 20. group of people
  12. 21. nurses in disguise
Down
  1. 2. cleanser
  2. 4. seven doses, not six
  3. 6. ten or twenty, depending
  4. 7. begin each day with one
  5. 8. software, database
  6. 12. efficient and proficient
  7. 13. cancelled fun
  8. 15. cover
  9. 16. dominoes, but not for eating
  10. 18. protect yourself