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Research, Policy and Practice

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Table 3 Concentrations in μg/g (ppm) of active ingredients in different samples of veterinary medicines

From: Quality of veterinary pharmaceuticals and their use by pastoralists in the Far North Region of Cameroon

Active ingredient Veterinary drugs Samples  
   D1 D2 D3 Concentration expected
Oxytetracycline Oxy5%® 66,500 ± 1,500* 71,700 ± 600* 68,000 ± 3,500* 50,000
Oxytet5® 69,000 ± 1,000* 65,500 ± 500* 76,500 ± 500* 50,000
Faroxy5%® 69,000 ± 1,700* 66,700 ± 4,200* 70,000 ± 1,700* 50,000
Levamisole Bolumisole 1® 231,000 ± 1,000* 220,000 ± 4,600* 250,000 ± 2,000 250,000
Bolumisole 3® 585,200 ± 2,800* 588,000 ± 3,500* 628,500 ± 500* 625,000
Procaine Fortified Procaine Penicillin® 0* 0* 0* 158,800
Permacain® 0* 0* 0* 158,800
Penicillin G Fortified Procaine Penicillin® 222,300 ± 4,900* 287,700 ± 5,500* 405,700 ± 10,300* 299,600
Permacain® 301,300 ± 0.00 242,000 ± 0.00* 270,300 ± 0.00* 296,300
Vitamin E acetate Boluvit® 8,304.33 ± 247.57* 9,435.77 ± 478.26* 9,250.27 ± 244.30* 18,000
Vitamin A Boluvit® 379.38 ± 7.15* 329.03 ± 20.05* 336.93 ± 0.75* 2,400
Diminazene diaceturate Veriben® 336,000 ± 1,000* 357,700 ± 44,500* 376,700 ± 6,000* 444,900
Diminakel Plus® 383,700 ± 11,500* 405,700 ± 17,000* 337,300 ± 12,100* 444,900
  1. Values are mean ± standard deviation of three experiments in triplicate; each sample of the same drug was purchased from three different vendor types: D1, D2, and D3. More details of how the expected concentration of the active ingredient was obtained can be found in the additional file
  2. *p value <0.05 vs. standard concentration expected, which is the concentration written on the label of the medication