| 1981 | Cosmotil | Cefuroxime Axetil + Clavulanic Acid | Cosmo Pharma Laboratories Ltd. | Tablet | 500 mg+125 mg | ৳ 50.00per unit |
| 1982 | Cosmotrin | Tretinoin (Topical) | Beximco Pharmaceuticals Ltd. | Cream | 0.025% | Not listed |
| 1983 | Cosmoxim | Cefixime Trihydrate | Cosmo Pharma Laboratories Ltd. | Capsule | 200 mg | ৳ 48.00per unit |
| 1984 | Cosmozole | Esomeprazole | Cosmo Pharma Laboratories Ltd. | Capsule (Enteric Coated) | 20 mg | ৳ 6.50per unit |
| 1985 | Cosmozole | Esomeprazole | Cosmo Pharma Laboratories Ltd. | Capsule (Enteric Coated) | 40 mg | ৳ 8.50per unit |
| 1986 | Cosnap Plus | Naproxen Sodium + Esomeprazole Magnesium | Cosmo Pharma Laboratories Ltd. | Tablet (Delayed Release) | 500 mg+20 mg | ৳ 10.00per unit |
| 1987 | Cospra | Pantoprazole Sodium | Cosmo Pharma Laboratories Ltd. | Tablet (Enteric Coated) | 20 mg | ৳ 4.00per unit |
| 1988 | Costa-B | Vitamin B1, B6 & B12 | Nuvista Pharma Ltd. | Tablet | 100 mg+200 mg+200 mcg | ৳ 8.00per unit |
| 1989 | Costin | Calcium Carbonate | General Pharmaceuticals Ltd. | Tablet | 500 mg | ৳ 4.00per unit |
| 1990 | Cosy | Domperidone Maleate | Orion Pharma Ltd. | Tablet | 10 mg | ৳ 3.50per unit |
| 1991 | Cosy | Domperidone Maleate | Orion Pharma Ltd. | Oral Suspension | 5 mg/5 ml | Not listed |
| 1992 | Cotadex | Dexamethasone + Tobramycin | Monicopharma Ltd. | Ophthalmic Solution | 0.1%+0.3% | Not listed |
| 1993 | Cotrazen | Sulphamethoxazole + Trimethoprim | Zenith Pharmaceuticals Ltd. | Oral Suspension | (200 mg+40 mg)/5 ml | Not listed |
| 1994 | Cotrazen | Sulphamethoxazole + Trimethoprim | Zenith Pharmaceuticals Ltd. | Tablet | 400 mg+80 mg | ৳ 1.40per unit |
| 1995 | Cotrazen DS | Sulphamethoxazole + Trimethoprim | Zenith Pharmaceuticals Ltd. | Tablet | 800 mg+160 mg | ৳ 2.02per unit |
| 1996 | Cotrim | Sulphamethoxazole + Trimethoprim | Square Pharmaceuticals PLC | Oral Suspension | (200 mg+40 mg)/5 ml | Not listed |
| 1997 | Cotrim | Sulphamethoxazole + Trimethoprim | Square Pharmaceuticals PLC | Tablet | 400 mg+80 mg | ৳ 1.49per unit |
| 1998 | Cotrim DS | Sulphamethoxazole + Trimethoprim | Square Pharmaceuticals PLC | Tablet | 800 mg+160 mg | ৳ 2.66per unit |
| 1999 | Cotrimox | Sulphamethoxazole + Trimethoprim | Indo Bangla Pharmaceutical | Oral Suspension | (200 mg+40 mg)/5 ml | Not listed |
| 2000 | Cotrimox | Sulphamethoxazole + Trimethoprim | Indo Bangla Pharmaceutical | Tablet | 400 mg+80 mg | ৳ 1.35per unit |