Hi, the steps that can be taken apart from medications are maintenance of sleep hygiene, stimulus control, relaxation, sleep restriction, cognitive therapy, cognitive behavioral therapy, phototherapy, and chronotherapy. These therapies can be prescribed by clinicians at any level but it can be better implemented by sleep specialist.
As for herbal drugs, Valerian has a long history of use as a sedative and anxiolytic. It is one of the most popular herbal preparations in Europe.