There is no dentist on board. The best they can do is give you a pain killer for a toothache and recommend a dentist in the next port if they know one.
When we were in Tahiti DH had a toothache. He was able to get antiboitics and pain killer. Dr onboard offered to send him to the dentist on land that they send crew to if necessary. He gratefully declined.
More than 300 days at sea so far with many more to come. (Actually more - one of these days I'll count them properly.)
Celebrity Solstice - Feb. 21/15 (moved out a year due to illness)
42 cruises - too many to list however cruiselines are in no particular order:
and some unknown tub
Yes, I'm a Royal Chump and proud of it.