Hello, Thanks for writing to HealthCareMagic, I am Dr Muhammd Ahmad, I have closely read your question and I understand your concerns, I will hereby guide you regarding your health related problem. I am really sorry to know about your problem. coming straight to your question i will directly asnwer it that Tylenol does not contain apsirin so there is no expected aspirin related precaution of sode effect. I hope this answered your question, if you have more feel free to ask,otherwise close the discussion and rate it. Regards. Dr.Muhammad Ahmad. General and Family Physician..