The herbal contribution is in two areas, calming the nervous system and helping the liver detoxify.
Herbs to consider in supporting a broad treatment plan. that must also include dietary and psychological aspects, might be:
Trifolium pratense (Red Clover)
Tilia spp. (Linden Blossom)
Matricaria recutita (Chamomile)
Carduus marianum (Milk Thistle)