 <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]  doctor has directed you to take low-dose aspirin for heart attack or stroke prevention (usually 81-162 milligrams a day), you should continue taking it unless your doctor instructs you otherwise. Ask your doctor or pharmacist for more details. Does Fragmin Vial interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Fragmin Subcutaneous: 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: excessive bleeding and bruising.  Notes Do not share this medication with others. Lab and/or medical tests (such as complete blood count, anti-factor Xa blood levels) should be done while you are using this medication. Keep all medical and lab appointments. Consult your doctor for more details.  Missed Dose If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Use your next dose at the regular time. Do </s>