DBL SULFAMETHOXAZOLE 400MG AND TRIMETHOPRIM 80MG CONCENTRATE INJECTION BP is a medication in Singapore. The dosage in INJECTION form, is administered by the INTRAVENOUS route. The licence is held by PFIZER PRIVATE LIMITED, approved on 1970-01-01, with the number SIN02183P. The forensic classification is Prescription Only, and ATC code is J01EE01.