(Boehringer Ingelheim) Metacam Oral Suspension 1.5mg/ml for Dogs is used for control of pain and inflammation associated with osteoarthritis in dogs. Metacam Oral Suspension contains 1.5 mg/ml meloxicam, a non-steroidal anti-inflammatory drug (NSAID). Metacam Oral Suspension should be administered initially at 0.09 mg/lb (0.2 mg/kg) body weight only on the first day of treatment. For all treatments after day 1, Metacam Oral Suspension should be administered once daily at a dose of 0.045 mg/lb (0.1 mg/kg). Meloxicam.