 <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]  lab personnel and all your doctors know you use this drug. Does doxycycline hyclate oral interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Doxycycline Hyclate 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.  Notes Do not share this medication with others. If this medication is being used to prevent malaria, it is important to understand that it is still possible to get the disease even if you have used this medication. Avoid being bitten by mosquitoes when trying to prevent malaria. Avoid contact with mosquitoes, especially from dusk to dawn, by staying in well-screened areas, wearing protective clothing, and using insect repellent and bed nets. This medication has been prescribed for your current condition only. Do not use it later for another infection unless your doctor tells you to. Lab and/or medical tests (such as complete blood count, liver/kidney function) may be done while you are taking this medication. </s>