| | Type of SUD | Class of medicine | No. of patients | Min. cost (₦) | Max. cost (₦) | Mean cost (₦) | Std. dev. |
| | Alcohol | Antipsychotics | 4 | 14,122.00 | 29,810.00 | 22,919.75 | 8076.53 | | Antidepressants | 4 | 9586.00 | 60,236.00 | 30,538.75 | 22,903.36 | | Anticonvulsant | 1 | 47,727.00 | 47,727.00 | 47,727.00 | 0.00 | | Mood stabilizers | 4 | 14,571.00 | 82,800.00 | 48,960.50 | 35,661.65 | | Sedatives | 1 | 55,467.00 | 55,467.00 | 55,467.00 | 0.00 | | Antibacterial | 2 | 32,270.00 | 67,516.00 | 49,893.00 | 24,922.68 | | Analgesic | 3 | 11,420.00 | 109,868.00 | 50,105.33 | 52,499.45 | | Supplements | 1 | 31,210.00 | 31,210.00 | 31,210.00 | 0.00 | | Antihypertensive | 2 | 14,730.00 | 22,570.00 | 18,650.00 | 5543.71 |
| | Drug | Antipsychotics | 35 | 1740.00 | 78,380.00 | 29,700.00 | 18,418.64 | | Antidepressants | 21 | 9375.00 | 86,228.00 | 38,200.75 | 20,417.96 | | Anticonvulsant | 18 | 11,238.00 | 116,684.00 | 36,900.80 | 25,618.22 | | Mood stabilizers | 7 | 7198.00 | 63,928.00 | 22,700.95 | 19,824.54 | | Sedatives | 2 | 17,595.00 | 42,235.00 | 31,900.95 | 17,423.11 | | Antibacterial | 5 | 4884.00 | 30,413.00 | 14,840.95 | 10,676.43 | | Supplements | 1 | 29,089.95 | 29,089.95 | 29,089.95 | 0.00 |
| | Drug and alcohol | Antipsychotics | 24 | 6205.00 | 146,030.00 | 48,750.95 | 28,339.63 | | Antidepressants | 17 | 9637.00 | 50,130.00 | 27,651.95 | 12,348.83 | | Anticonvulsant | 10 | 5504.00 | 223,310.00 | 49,461.50 | 62,944.96 | | Mood stabilizers | 14 | 9298.00 | 54,488.00 | 29,120.50 | 16,473.98 | | Sedatives | 8 | 6930.00 | 57,622.00 | 38,527.70 | 17,704.96 | | Antibacterial | 5 | 3500.00 | 35,605.00 | 20,297.50 | 12,028.73 | | Analgesic | 2 | 2824.00 | 31,920.00 | 17,372.50 | 20,573.97 | | Supplements | 1 | 8610.00 | 8610.00 | 8610.50 | 0.00 | | Antihypertensive | 3 | 13,757.00 | 32,269.00 | 22,862.95 | 9259.66 |
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