Hi Scott, and thank you for being part of our virtual clinic! I understand your concern and hope to help you with the above information: 1. Tylenol Active ingredient Acetaminophen 160 mg in each 5 mL (5 mL = 1 teaspoonful) 2. It temporarily: reduces fever, relieves minor aches and pains due to: the common cold flu headache sore throat toothache 3. Yes you have given the right dosage 12.5 ml = 2+1/2 tbs 4. We call it a fever and use medications when temperature is above 100.4 Fahrenheit 5. Give to the child liquids, make him rest, give foods rich in vitamins. 6. If temperature persist combine with an ibuprofen syrup for kids dosage 10 m, both syrups given 3 hours separated from each other 7. If fever goes on or other symptoms appear, please get checked to your doctor Write us back for further info and take care! doctor Juna!