Let the eyes see that you are, in fact, in motion. If you must stay below, close your eyes. If you use medications like Dramamine, start four to six hours early to build up a level of the drug in your system. But beware of side effects, especially drowsiness, and don't use unfamiliar medications. Scopolamine patches are again available by prescription and are said to be effective with few side effects.
Most people feel better in a few hours or, in some cases, a few days.
It continued to worsen day by day until holding a reg in your mouth became an exercise in agony. For most divers, a few days without the strain of holding a reg in their mouth is usually enough for the joint to return to normal. But if the pain continues even when you aren't on a dive vacation, chances are that a congenital deformity, trauma, or clenching your teeth while sleeping may be the culprit. In the case of unresolved pain, you should consult your physician. Several companies make alternatives to conventional mouthpieces.