Powder for Solution

Eraprim Vet Powder for Solution

(180 mg+150 mg+30 mg)/gm
10 gm sachet: ৳ 40.00 (10's pack: ৳ 400.00)
100 gm sachet: ৳ 351.00


Poultry: Eraprim Vet is indicated for the treatment of diseases caused by different Gram positive & gram negative bacteria such as polluram diseases, Fowl typhoid, fowl cholera, collibacilosis, Septicemia, necrotic enteritis, nonspecific enteritis; respiratory tract diseases (CRD, bronchopneumonia), urinary & genital tract diseases and coccidiosis. Eraprim Vet is specially indicated when other antibiotics and chemotherapeutics fail due to resistance problem.

Calves & foals: Eraprim Vet is indicated in respiratory & gastro-intestinal tract infections like bronchopneumonia, bronchitis, diarrhea, enteritis & scour.

Fish: Eraprim Vet is indicated in gram-positive cocci infections of fish.


Each gm powder contains-
  • Erythromycin Thiocyanate INN 180 mg
  • Sulfadiazine BP 150 mg
  • Trimethoprim BP 30 mg


This preparation is water soluble antibiotic powder containing a combination of three potent anti-bacterial agents, erythromycin, sulphadiazine, & trimethoprim. This combination provides broad spectrum activity against a wide range of bacterial & some protozoal infections. Erythromycin is a macrolide antibiotic highly effective against gram positive bacteria, and Mycoplasma. It is also effective against some gram-negative bacteria such as Nessaria spp. & Haemophilus spp. Erythromycin works by binding with 50s ribosomal subunit, consequently inhibit protein synthesis of bacteria. Sulphadiazine inhibits biosynthesis of PABA to dihydrosulphonic acid & Trymethoprim inhibits the biosynthesis of tetrahydrofolic acid from dihydrofolic acid.

Dosage & Administration

Oral administration only.

Poultry: 0.5 to 1.0 gm per litter of drinking water for 3-5 days.

Calves/foals: 7.5 g per 50 kg body weight, for 3-5 days. Or, as directed by the registered veterinary physician.

Fish: 1 g per 10 kg body weight, for 3-5 days. Or, as directed by the fisheries expert.


With medicine: Should not be used concurrently with macrolide antibiotic, chloramphenicol, Tylosin & Lincosomide. With food & others: In the case of erythromycin, there are no specific foods that should exclude from diet when receiving this medication.


This preparation is contraindicated in animals with hypersensitivity to the erythromycin, Sulphadiazine & Trimethoprim.

Side Effects

Common side effects: No side effects observed at recommended doses. Rare side effects: No side effects observed at recommended doses.

Pregnancy & Lactation

May be used in pregnant & lactating animals but risk & benefit may be considered.

Precautions & Warnings

Oral erythromycin should not be used in ruminants as diarrhea may occur.

Withdrawal Period: Egg 6 days, Meat: 5 days.

Overdose Effects

Eraprim Vet is relatively non-toxic.

Storage Conditions

Protect from light, store in a cool and dry place. Keep out of reach of children.