You should talk to your doctor about this. There are other medical conditions that should prevent the use of echinacea than interaction with your birth control pill. There are no reported interactions for this pair but there are warnings on the length of use of ech. There may be an effect in which the cerazette makes the ech more potent over time.
Yes, there are several things you should not take. Talk to your doctor or pharmacist. The biggest to keep in mind is anti-biotics because many doctors will not ask whether you are on oral contraception. Megadosing Vitamin E is suspected to reduce the effectiveness of oral contraceptives and you should avoid chamomile tea and any dietary supplement with psychotropic effects (such as St J's Wort).
You have an insert with your pills that tells you all this and the doctor should be consulted before starting any other medications or supplements.
Brandye
Posted: 29 Sep 22:23