For weight-based dosing guidelines for a few common medications, please click on the links below:
The non-drowsy antihistamines are dosed by age. Their dosing is as follows:
- Loratidine (Claritin) and Certrizine (Zyrtec)
| Age | Liquid dose | 5 mg tab | 10mg tab |
| 6-12 mos | 1.25 ml | - - - | - - - |
| 12-18 mos | 2.00 ml | - - - | - - - |
| 18-24 mos | 2.50 ml | - - - | - - - |
| 2 - 3 yrs | 3.75 ml | - - - | - - - |
| 3 - 4.5 yrs | 5.00 ml | 1 | 1/2 |
| 4.5 - 6 yrs | 7.50 ml | 1 1/2 | - - - |
| > 6 yrs | 10.0 ml | 2 | 1 |
