Dosages for cough medicines in various weights and ages

Medicine Name

May Give Every

14-17 lbs.
6-11 mo.

18-23 lbs.
12-23 mo.

24-35 lbs.
2-3 yr.

36-47 lbs.
4-5 yr. 

48-59 lbs.
6-8 yr. 

60-85 lbs.
9-11 yr. 

Benylin DM Syrup

6 hours

Do not use

1 3/4 tsp.

2tsp.

2 tsp.

Delsym Syrup

12 hours

Do not use

3/4 tsp.

1 tsp.

1 tsp.

Dimetapp DM

6 hours

Do not use

1 1/2 tsp.

2 tsp.

3 tsp.

Donatussin Syrup

4-6
hours

Do not use

1/4 tsp.

1/2 tsp.

3/4 tsp.

Robitussin DM Syrup

4 hours

Do not use

1/2 tsp.

1 tsp.

1 tsp.

Benylin DM Syrup

  • May Give Every 6 hours
  • 14-17 lbs. 6-11 mo. | Do Not Use
  • 18-23 lbs. 12-23 mo. | Do Not Use
  • 24-35 lbs. 2-3 yr. | Do Not Use
  • 36-47 lbs. 4-5 yr. | 1 3/4 tsp.
  • 48-59 lbs. 6-8 yr. | 2 tsp.
  • 60-85 lbs. 9-11 yr. | 2 tsp.

 

Delsym Syrup

  • May Give Every 12 hours
  • 14-17 lbs. 6-11 mo. | Do Not Use
  • 18-23 lbs. 12-23 mo. | Do Not Use
  • 24-35 lbs. 2-3 yr. | Do Not Use
  • 36-47 lbs. 4-5 yr. | 3/4 tsp.
  • 48-59 lbs. 6-8 yr. | 1 tsp.
  • 60-85 lbs. 9-11 yr. | 1 tsp.

 

Dimetapp DM

  • May Give Every 6 hours
  • 14-17 lbs. 6-11 mo. | Do Not Use
  • 18-23 lbs. 12-23 mo. | Do Not Use
  • 24-35 lbs. 2-3 yr. | Do Not Use
  • 36-47 lbs. 4-5 yr. | 1 1/2 tsp.
  • 48-59 lbs. 6-8 yr. | 2 tsp.
  • 60-85 lbs. 9-11 yr. | 3 tsp.

Donatussin Syrup

  • May Give Every 4 – 6 hours
  • 14-17 lbs. 6-11 mo. | Do Not Use
  • 18-23 lbs. 12-23 mo. | Do Not Use
  • 24-35 lbs. 2-3 yr. | Do Not Use
  • 36-47 lbs. 4-5 yr. | 1/4 tsp.
  • 48-59 lbs. 6-8 yr. | 1/2 tsp.
  • 60-85 lbs. 9-11 yr. | 3/4 tsp.

 

Robitussin DM Syrup

  • May Give Every 4 hours
  • 14-17 lbs. 6-11 mo. | Do Not Use
  • 18-23 lbs. 12-23 mo. | Do Not Use
  • 24-35 lbs. 2-3 yr. | Do Not Use
  • 36-47 lbs. 4-5 yr. | 1/2 tsp.
  • 48-59 lbs. 6-8 yr. | 1 tsp.
  • 60-85 lbs. 9-11 yr. | 1 tsp.