Itching/Allergies - Benadryl/Diphenhydramine

Benadryl (red) Syrup 12.5 mg/5 mL / 1 tsp   

May Give Every 6 - 8 hours     
  • 20-24 lbs. - 3/4 tsp.
  • 25-37 lbs. - 1 tsp.
  • 38-49 lbs. - 1 1/2 tsp.
  • 50-99 lbs. - 2 tsp.
  • 100+ lbs. - ------

Benadryl Chews 12.5 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - 1 tablet
  • 38-49 lbs. - 1 1/2 tablets
  • 50-99 lbs. - 2 tablets
  • 100+ lbs. -  4 tablets

Benadryl Tablets 25 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - 1/2 tablet
  • 38-49 lbs. - 1/2 tablet
  • 50-99 lbs. - 1 tablet
  • 100+ lbs. -  2 tablets

Benadryl Capsules 25 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - ------
  • 38-49 lbs. - ------
  • 50-99 lbs. - 1 capsule
  • 100+ lbs. -  2 capsules
 
Diphenhydramine (BENADRYL) Dose Table for every 6 - 8 hours
Child's Weight (pounds) 20 - 24 lbs. 25 - 37 lbs. 38 - 49 lbs. 50 - 99 lbs. 100+ lbs.  
Liquid 12.5 mg/ 1 teaspoon (tsp.) 3/4 tsp. 1 tsp. 1 1/2 tsp. 2 tsp. --  
Liquid 12.5 mg/ 5 milliliters (ml.) 4 ml. 5 ml.. 7.5 ml. 10 ml. --  
Chewable 12.5 mg tablet -- 1 1 1/2 2 4  
Tablets 25 mg -- 1/2 1/2 1 2  
Capsules 25 mg -- -- -- 1 2  
 

When to Use. Treatment of allergic reactions, nasal allergies, hives and itching.

Table Notes:

  • DOSE. Find the child's weight in the top row of the dose table. Look below the correct weight for the dose 
  • MEASURE the DOSE. Syringes and droppers are more accurate than teaspoons. If possible, use the syringe or dropper that comes with the medicine.  If not, you can get a med syringe at drug stores. If you use a teaspoon, it should be a measuring spoon. (Reason: regular spoons are not reliable.) Keep in mind 1 level teaspoon equals 5 mL and that ½ teaspoon equals 2.5 mL.  
  • ADULT DOSE. 50 mg
  • HOW OFTEN. Repeat every 6-8 hours as needed.
  • CHILDREN’S BENADRYL FASTMELTS. Each fastmelt tablet equals 12.5 mg. They are dosed the same as chewable tablets.

Benadryl (red) Syrup 12.5 mg/5 mL / 1 tsp   

May Give Every 6 - 8 hours     
  • 20-24 lbs. - 3/4 tsp.
  • 25-37 lbs. - 1 tsp.
  • 38-49 lbs. - 1 1/2 tsp.
  • 50-99 lbs. - 2 tsp.
  • 100+ lbs. - ------

Benadryl Chews 12.5 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - 1 tablet
  • 38-49 lbs. - 1 1/2 tablets
  • 50-99 lbs. - 2 tablets
  • 100+ lbs. -  4 tablets

Benadryl Tablets 25 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - 1/2 tablet
  • 38-49 lbs. - 1/2 tablet
  • 50-99 lbs. - 1 tablet
  • 100+ lbs. -  2 tablets

Benadryl Capsules 25 mg 

May Give Every 6 - 8 hours                 
  • 20-24 lbs. - ------
  • 25-37 lbs. - ------
  • 38-49 lbs. - ------
  • 50-99 lbs. - 1 capsule
  • 100+ lbs. -  2 capsules
Share by: