Table 2. Cost ratio and cost variations of drugs included under the three categories recommended for dental pain and swelling.
ATC, Anatomic Therapeutic Chemical classification; DDD, defined daily dose; INR, Indian National Rupee.
| S. No. | Items | Strength (mg) | Formulation | ATC code | DDD (mg) | No. of brands | Highest price (INR) | Maximum cost/DDD (INR/mg) | Lowest price (INR) | Minimum cost/DDD (INR/mg) | Price range (INR) | Cost ratio | % Cost variation |
| 1. | Amoxicillin | 500 | Tab. | J01CA04 | 1500 | 33 | 14.4 | 43.2 | 2.9 | 8.7 | 2.9-14.4 | 2.9 | 189.7 |
| 2. | Cephalexin | 500 | Tab. | J01DB01 | 2000 | 10 | 19.1 | 76.28 | 9.9 | 39.6 | 9.9-19.1 | 1.9 | 92.6 |
| 3. | Azithromycin | 500 | Tab. | JO1FA10 | 300 | 92 | 66.0 | 66 | 5.7 | 5.7 | 5.7-66.0 | 11.6 | 1057.9 |
| 4. | Azithromycin | 250 | Tab. | JO1FA10 | 300 | 74 | 34.9 | 34.9 | 6.8 | 6.8 | 34.9-6.8 | 5.1 | 413.3 |
| 5. | Clindamycin | 600 | Tab. | J01FF01 | 1200 | 11 | 26.0 | 104 | 10.2 | 40.8 | 10.2-26.0 | 2.6 | 154.9 |
| 6. | Metronidazole | 400 | Tab. | J01XD01 | 1500 | 09 | 14.9 | 14.9 | 2.4 | 0.6 | 2.4-14.9 | 24.8 | 2383.3 |
| 7. | Amoxicillin + clavulanic acid | 500 + 125 | Tab. | J01CR02 | 1500 | 104 | 38.0 | 114.0 | 10.6 | 31.8 | 10.6-38.0 | 3.6 | 258.5 |