How long does a bottle of OraMD Breath last? Heather October 11, 2018 20:15 Updated There are approximately 60 sprays per bottle. Related articles What is the shelf life of OraMD Breath? How do I use OraMD? How long does a bottle of OraMD last? Is the OraMD Breath formula different from OraMD Original and OraMD Extra Strength? How often should I change my Dr. Bass OraMD Toothbrush? Comments 0 comments Please sign in to leave a comment.