) Agrimycin 200 is a long-lasting, broad-spectrum antibiotic containing 200 mg oxytetracycline per ml. Agrimycin 200 is effective in the treatment of pinkeye, footrot and pneumonia. For use in beef cattle, dairy cattle, calves, and swine. Provides therapeutic levels of oxytetracycline in the blood for 3 days. Most animals show a noticeable improvement within 24 to 48 hours. Give 4.5 ml per 100 pounds IM or SQ in neck.