Doxycycline is a bacteriostatic antibiotic used for the treatment of infections such as Lyme disease, Chlamydia, Rocky Mountain Spotted Fever and bacterial infections caused by susceptible organisms. (Manufacturer - West-Ward)

Marquis® (ponazuril) Antiprotozoal Oral Paste comes in a ready-to-use syringe containing 127 grams of paste. Each gram of paste contains 150 mg of ponazuril (15% w/w) an anticoccidial (antiprotozoal) compound useful against several genera of the phylum Apicomplexa. One syringe barrel of Marquis contains enough paste to treat one (1) 1,200 lb (544 kg) horse for seven (7) days, at a dose rate of 5 mg/kg (2.27 mg/lb) body weight. The plunger contains a dosage ring calibrated for a dose rate of 5 mg/kg (2.27 mg/lb) body weight and marked for horse weight from 600 to 1,200 lbs (272 to 544 kg).

Penicillin G Procaine is a potent antibacterial agent which is effective against a variety of pathogenic organisms, chiefly in the gram-positive category. Penicillin Injection is recommended for treatment of respiratory infections, for the treatment of strangles, for presurgical prophylaxis, and other serious gram-positive infections.

Sulfamethoxazole/trimethoprim ds (smz tmp ds) is a broad spectrum antibiotic used to treat respiratory, urinary tract, skin or gastrointestinal infections and other conditions. It is available as a scored tablet. NOT RECOMMENDED for use in pregnant or nursing animals. Leave plenty of water for animal to drink. (Manufacturer-Interpharm, Inc)

Tucoprim® Powder by Pfizer is used when control of bacterial infections is required during treatment of acute strangles, respiratory tract infections, acute urogenital infections, wound infections and abscesses. Contains trimethoprim and sulfadiazine.

Uniprim® Powder is a combination of trimethoprim and sulfadiazine which provides effective antibacterial activity against a wide range of bacterial infections in animals.