V-Max 50
Generic Name: virginiamycin powder
Dosage Form: FOR ANIMAL USE ONLY
V-MaxTM 50
(Virginiamycin)
TYPE A MEDICATED ARTICLE
Important: Must be diluted in feed before use
Follow Directions on Back Panel
For use in complete feeds for cattle fed in confinement for slaughter as specified below
Directions for Use
| Cattle fed in confinement for slaughter | Virginiamycin required mg/hd/day | Virginiamycin (g/tons) of complete feed (90% dry matter basis) |
| Improved feed efficiency | 70–240 | 11.0–16.0 |
| Reduction of incidence of liver abscesse | 85–240 | 13.5–16.0 |
| Increased rate of weight gain | 100–340 | 16.0–22.5 |
| Caution: Not for use in animals intended for breeding. | ||
Mixing Directions
Type B Medicated Feeds for cattle fed in confinement for slaughter—Thoroughly mix the following amounts of V-Max 50 Type A Medicated Article to make 1 ton of Type B Medicated Feed to provide the concentrations shown in Table 1. An intermediate blending step, consistent with the mixing equipment specifications, should be performed to ensure adequate mixing.
Table 1. Type B Medicated Feed
| lb of V-Max 50 Type A Medicated Article per ton of supplement | Virginiamycin concentration in Type B Medicated Feed (g/ton) |
| 5 1020 40 100 200 | 250 500 1,000 2,000 5,000 10,000 |
Preparation of Type C Medicated Feedfor cattle fed in confinement for slaughter:
From Type B Medicated Feed: The Type B Medicated Feed must be diluted to a Type C Medicated Feed before being fed. Prepare a Type B Medicated Feed as described above. Thoroughly mix the V-Max 50 Type B Medicated Feed to make 1 ton of Type C Medicated Feed to provide 11.0–22.5 g of virginiamycin per ton of complete feed on a 90% dry matter basis using the examples provided in Table 2.
Table 2. Type C Medicated Feed
| lb of a 500g/ton Type B Medicated Feed per ton of complete feed | lb of a 1,000 g/ton Type B Medicated Feed per ton of complete feed | lb of a 5,000 g/ton Type B Medicated Feed per ton of complete feed | lb of a 10,000 g/ton Type B Medicated Feed per ton of complete feed | Virginiamycin concentration in complete feed 90% dry matter basis (g/ton) |
| 44 | 22 | 4.4 | 2.2 | 11.0 |
| 54 | 27 | 5.4 | 2.7 | 13.5 |
| 64 | 32 | 6.4 | 3.2 | 16.0 |
| 90 | 45 | 9.0 | 4.5 | 22.5 |
From Type A Medicated Article: V-Max 50 Type A Medicated Article must be diluted to a Type C Medicated Feed before being fed. Thoroughly mix the Type A Medicated Article to make 1 ton of Type C Medicated Feed to provide 11.0–22.5 g of virginiamycin per ton of complete feed on a 90% dry matter basis using the examples provided in Table 3.
An intermediate blending step, consistent with the blending equipment specifications, should be performed to ensure adequate mixing.
Table 3. Type C Medicated Feed prepared from V-Max 50 Type A Medicated Article
| lb of V-Max 50 Type A Medicated Article per ton of complete feed | Virginiamycin concentration in complete feed 90% dry matter basis (g/ton) |
| 0.22 0.27 0.32 0.45 | 11.0 13.5 16.0 22.5 |
Feed continuously as sole ration
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| Labeler - Phibro Animal Health (006989008) |



