Nelsons Travella Nelsons Travella contains a 6c homeopathic potency of Apomorph, Staphisagria, Cocculus, Theridion, Petroleum, Tabacum & Nux Vomica to bring relief from the unpleasant symptoms associated with travel sickness including nausea, sickness, dizziness & headaches. Nelsons Travella tablets are non-drowsy & suitable for the whole family.