Go natural with Historical Remedies Hr Pick Up Drps Lemn Loz (12x30 CT). Historical Remedies Pick Up Drops are lemon lozenges that can enhance energy levels when you're most vulnerable - when sleeplessness, stress, cold symptoms or jet-lag have your immune system on the ropes. For temporary relief of lack of energy, when feeling tired, run-down, chilled, or cold-prone.. (Note: Description is informational only. Please read the ingredient label on the product for more information and always consult your health professional with any questions prior to use.)