Using visuals to communicate medicine information to patients with low literacy:

The patient was adamant that she had taken her medicine as instructed, pointing to the visual (Visual 1) illustrating the instructions to endorse this. Via an interpreter, she communicated that she took her tablet three times during the day and once at night (which was correct), but only on those days when the sun was shining (not on cloudy days) and the moon was visible (depending on both cloud cover and phases of the moon)