Sinus infection causes tooth pain, but often one gets confused if he/she should consult a doctor or a dentist for such pains. It completely depends on your instincts. If you feel that your toothache is due to sinusitis, consult your doctor for confirmation. He/she will prescribe medicines to alleviate sinus pressure. If you still don’t get relief from sinus infection tooth pain, try consulting a dentist. People who suffer from both sinusitis and dental issues must follow a healthy lifestyle. If you are one such person, you should schedule regular check-ups with both your sinus doctor and dentist. Follow the motto of eating healthy and staying healthy to avoid sinus and tooth pain.