Can you take meclizine with benadryl (diphenhydramine)?

Yes but. since both drugs can cause drowsiness, you need to be cautious about driving until you know how much drowsiness they can cause.

Related Questions

What is best for airplane motion sickness prevention? Meclizine or Diphenhydramine?

Meclizine. Meclizine will likely work better. Another solution is a patch which needs be worn at least 12 hrs ahead of time. I have also seen success with motion sickness wristband. Read more...