Swimming isn't the only way you can get water in your ear. ... You could try to flush your ear out with a 50/50 mixture of rubbing alcohol and white vinegar if gravity and movement do not work.

flushing out the ear with salt water or distilled water; applying drops of warmed olive, mineral oil, or baby oil; Always talk with a doctor before using natural or alternative methods of removing ...

If the ear drops do not completely remove the earwax, a person may need to combine the treatment with the warm water and rubber syringe to flush or irrigate the ear.