PETERCILLIN® S-125| Adults | 250 to 750 mg every 6 hours. | |
| Children | 0-6 years | One quarter the adult dose. |
| 6-10 years | Half the adults dose every 6 hours. | |
| Over 10 years | Adult dosage |
| Petercillin S-125 | While to slightly pink fruit-flavoured powder. |
| Petercillin SF-250 | Pink fruit-flavoured powder. |
| Capsules | Black/Blue printed in while ink with a Lennon logo and "Lennon" and "Petercillin 250" or "500". |
| Petercillin S-125 | 100 mL bottles. |
| Petercillin SF-250 | 100 mL bottles. |
| Capsules | |
| 250 mg & 500 mg | Packs of 20, 100 and 500. |
| Petercillin S-125 | H/20.1.2/20 |
| Petercillin SF-250 | H/20.1.2/21 |
| Petercillin-250 Capsules | H/20.1.2/22 |
| Petercillin-500 Capsules | H/20.1.2/23 |