 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] . Ask your doctor when to start or stop taking this medication. Check the labels on all your medicines (such as cough-and-cold products) because they may contain similar ingredients (decongestants such as phenylephrine). Ask your pharmacist about using those products safely. Loratadine is very similar to desloratadine. Do not use medications containing desloratadine while using loratadine. This medication may interfere with certain lab tests (such as allergy skin testing), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. Does Lorata-Dine D interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Lorata-Dine D Oral: If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: irregular or unusually slow or fast heartbeat, unusual nervousness or excitement, and seizures.  Notes Do not share this medication with others. </s>