Liddell Homeopathic Insomnia - 1 Fl OzLiddell homeopathic insomnia description: relieves occasional sleeplessness, caused by: restlessness anxiety emotional stress sensitivity to caffeine having trouble falling asleep? whether it is restlessness, anxiety, stress, or sensitivity to caffeine, waking up in the middle of the night is frustrating and worrisome. Just take two sprays of this modern homeopathic oral spray for insomnia before going to bed and whenever you wake during the night.