 <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]  because these may be signs that your birth control is not working well. This medication may interfere with certain medical/lab tests, possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. Does Vanatol LQ interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Vanatol LQ 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: severe drowsiness, slow/shallow breathing, severe dizziness, nausea, vomiting, loss of appetite, sweating, stomach/abdominal pain, extreme tiredness, yellowing eyes/skin, dark urine.  Notes Do not share this medication with others. Massage, hot baths, and other relaxation methods can help with tension headaches. Consult your doctor or pharmacist for more details. Lab and/or medical tests (such as liver/kidney function) may be done while you are taking this medication. Keep all </s>