Acetaminophen/Ibuprofen Dosage

Acetaminophen (Tylenol or other brands)

Give every 4 to 6 hours as needed. *Do not give more than 5 doses in 24 hours.*

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Weight Dose

Infants OR Children’s Suspension 

(160 mg per 5 mL)

Children’s Chewable Tablets

(1 tablet = 160 mg)

Regular Strength Tablets

(1 tablet = 325 mg)

6-11 lbs 40 mg ¼ teaspoon (1.25 mL)    
12-17 lbs 80 mg ½ teaspoon (2.5 mL)    
18-23 lbs 120 mg ¾ teaspoon (3.75 mL)    
24-35 lbs 160 mg 1 teaspoon (5 mL) 1 chewable tab  
36-47 lbs 240 mg 1 ½ teaspoons (7.5 mL) 1 ½ chewable tabs  
48-59 lbs 320 mg 2 teaspoons (10 mL) 2 chewable tabs 1 tablet
60-71 lbs 400 mg 2 ½ teaspoons (12.5 mL) 2 ½ chewable tabs 1 tablet
72-95 lbs 480 mg 3 teaspoons (15 mL) 3 chewable tabs 1 ½ tablets
96+ lbs 640 mg   4 chewable tabs 2 tablets

Ibuprofen (Advil, Motrin, or other brands)

Give every 6 to 8 hours as needed. *Do not give more than 4 doses in 24 hours. *Only use in children 6 months of age or older.

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Weight Dose

Children’s Suspension

(100 mg per 5 mL)

Concentrated Infant’s Drops

(50 mg per 1.25 mL)

Chewable Children’s Tablet

(1 tablet = 100 mg)

Regular Strength Tablet

(1 tablet = 200 mg)

12-17 lbs 50 mg ½ teaspoon (2.5 mL) ¼ teaspoon (1.25 mL) ½ chewable tab  
18-23 lbs 75 mg ¾ teaspoon (3.75 mL) (2 mL)    
24-35 lbs 100 mg 1 teaspoon (5 mL) ½ teaspoon (2.5 ml) 1 chewable tab  
36-47 lbs 150 mg 1 ½ teaspoons (7.5 mL) ¾ teaspoon (3.75 mL) 1 ½ chewable tabs  
48-59 lbs 200 mg 2 teaspoons (10 mL) 1 teaspoon (5 mL) 2 chewable tabs 1 tablet
60-71 lbs 250 mg 2 ½ teaspoons (12.5 mL) 1 ¼ teaspoons (6.25 mL) 2 ½ chewable tabs 1 tablet
72-95 lbs 300 mg 3 teaspoons (15 mL) 1 ½ teaspoons (7.5 mL) 3 chewable tabs 1 ½ tablets
95+ lbs 400 mg 4 teaspoons (20 mL) 2 teaspoons (10 mL) 4 chewable tabs 2 tablets

If your child has persistently high fevers, you can give Acetaminophen alternating with Ibuprofen every 3 hours. (For example, if you gave Acetaminophen at 9am, you could give Ibuprofen at 12pm, Acetaminophen at 3pm, etc.)

Questions?

This information is not specific to your child but provides general information. If you have any questions, please call us at 713-861-4800.

Contact Us

Peekaboo Pediatrics
1740 W 27th St Ste 305
Houston, TX 77008-1437
Tel: (713) 861-4800
**24/7 Physician Phone Coverage
Fax: (713) 861-7762

Peekaboo Pediatrics

Office Hours
Monday:9:00 AM - 5:00 PM
Tuesday:9:00 AM - 5:00 PM
Wednesday:9:00 AM - 5:00 PM
Thursday:9:00 AM - 5:00 PM
Friday:9:00 AM - 5:00 PM
Saturday:Closed
Sunday:Closed