Nope
Raspberry flavored iced tea is totally fine. if your referring to the raspberry leaf pregnancy tea i would check with your doctor. i know its safe near the end since it supposed to help get your uterus ready for delivery but not sure in the beginning.
@Ashley Toner yea this is completely fine to drink people will say no because of caffeine but caffeine is fine in moderation
Any type of caffeine is fine as long as you keep it below 200mg a day. For reference can of coke has 34mg of caffeine in an 12oz can