Anti-inflammatories (like ibuprofen) can help reduce sensitivity from teeth. Combining Paracetamol and Ibuprofen has also been show to be effective.
There is currently no strong evidence that drugs like Ibuprofen can make COVID 19 worse.
If you have no coronavirus symptoms carry on taking Ibuprofen as normal.
So until we have more information, take paracetamol to treat symptoms of coronavirus, unless your Doctor has told you paracetamol is not suitable for you. (Updated 20th March 2020)