Altren (altrenogest) is used to suppress estrus in mares. This allows for a predictable occurrence of estrus after drug withdrawl and facilitate management of prolonged estrus conditions.
| Approximate Weight in Pounds |
Dose in mL |
| 770 | 7 |
| 880 | 8 |
| 990 | 9 |
| 1100 | 10 |
| 1210 | 11 |
| 1320 | 12 |