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Trimethoprim Test Kit


For Milk, Milk Powder, Pasteurized Milk

Specs:96T / box
Testing Time:7-10 mins
Regulation: CN / EU / RU / US

Operation video

Instrution For Trimethoprim Test

Single Test Kit, rapid to detect an antibiotic residues in milk and dairy product by using colloidal gold immunochromatography technology. As soon as 7-10 minutes to results.

For raw milk, whole milk powder, Pasteurized milk.

1. Specificity
Not cross-react with macrolides, aminoglycosides, sulfonamides drugs, etc.

2. Limit of Detection
Refer to instruction.

Storage & Shelf-Life
At 2~8℃ out of sunlight, 12 months

Compolents (96T / box)
Instruction                          1
Tube                                     12

Equipments (Option)
Mini Pipette(200μL)
Tips for mini pipette

1. Take 200 μL milk specimen, add into micro well, mix with the pink agent 10 times.
Remark: avoid specimen residues too much in the well.
2. Incubate 3 minutes
3. Insert strips into the wells
4. Incubate 5 minutes
5. Take out strips and read results by eye or reader.

Visual inspection
1. If C line visible, interpret according to the instruction. T line compare with C line to interpret positive or negative.
2. If C & T are invisible, it’s invalid detection, repeat testing again.

Reader Interpretation
Refer to the instruction

Results Illustration

If you want to know more, please contact us

Trivia questions : What is trimethoprim?

Trimethoprim brand name


English / Latin name: Trimethoprim, TMP for short. This product is white or off-white crystalline powder;odorless and bitter.

Trimethoprim mechanism of action

Trimethoprim is a bacterial dihydrofolate reductase inhibitor and a sulfa potentiator. Its antibacterial action principle is to interfere with the folate metabolism of bacteria. It mainly inhibits the activity of dihydrofolate reductase of bacteria, so that dihydrofolate cannot be reduced to tetrahydrofolate, thereby inhibiting the growth and reproduction of bacteria.

Trimethoprim side effects

Trimethoprim side effects : Adverse reactions are common in nausea, vomiting, headache, itching, rash, etc. Long-term use of large doses can cause leukocytes, thrombocytopenia, or anemia. In addition, the product has been shown to have teratogenic effects through animal testing, so pregnancy Women should avoid using it. Women should also use it with caution during lactation. People with impaired liver and kidney function should also use it with caution.

Trimethoprim dosage

Adults are given orally, intramuscularly or intravenously with trimethoprim 100mg-200mg / time, twice a day; pediatrics 2,5-5mg / kg, twice a day.

Trimethoprim interactions

Trimethoprim with sulfamethoxazole

After the combination of sulfamethoxazole and trimethoprim, sulfamethoxazole acts on dihydrofolate synthase and interferes with the first step of folic acid synthesis, and TMP acts on the second step of folic acid synthesis, so it can make bacterial folate Metabolism is double-blocked. The two-drug compound preparation has a synergistic antibacterial effect, which not only enhances the antibacterial activity, but also converts the bacteriostatic effect into a bactericidal effect and reduces the production of drug-resistant strains.

Trimethoprim with polymyxin b

This medication is used to treat bacterial infections (such as blepharitis, conjunctivitis) of the eye. It contains 2 antibiotics. Polymyxin B works by killing the bacteria. Trimethoprim works by stopping the growth of the bacteria.


What is sulfamethoxazole trimethoprim

Sulfamethoxazole trimethoprim belongs to antibiotics and sulfa drugs, and is suitable for the treatment of acute bronchitis in adults and acute otitis media in children caused by sensitive influenza bacilli and streptococcus pneumoniae.

Sulfamethoxazole trimethoprim interactions

Trimethoprim is a dihydrofolate reductase inhibitor, and sulfamethoxazole inhibits dihydrofolate synthetase. When used in combination, it will double block the folate metabolism of sensitive bacteria, and the antibacterial effect can be increased several times to several dozen times, Bactericidal effect occurs.

Sulfamethoxazole trimethoprim dosage

Oral, commonly used amount for adults: to treat bacterial infections, 2 tablets at a time, once every 12 hours. Treat pneumocystis carinii pneumonia once 1 / 21-1 / 16 tablets / kg, taking once every 6 hours. Adult preventive medication: 2 tablets first, 2 times a day, followed by 1 time a day at the same dose, or 3 times a week.

Trimethoprim sulfamethoxazole side effects

It can be manifested as drug eruption, exudative erythema multiforme, exfoliative dermatitis, bullous epidermolysis atrophic dermatitis, etc . It can also be manifested as serum sickness reactions such as photosensitivity, drug fever, joint and muscle pain, and fever.

Trimethoprim with polymyxin b

Polymyxin b sulfate and trimethoprim ophthalmic solution

This medication is used to treat bacterial infections (such as blepharitis, conjunctivitis) of the eye. It contains 2 antibiotics. Polymyxin B works by killing the bacteria. Trimethoprim works by stopping the growth of the bacteria.
This medication treats only bacterial eye infections. It will not work for other types of eye infections. Unnecessary use or misuse of any antibiotic can lead to its decreased effectiveness.

Polymyxin b sulfate and trimethoprim dosage

To apply eye drops, wash your hands first. To avoid contamination, do not touch the dropper tip or let it touch your eye or any other surface. Use in the eyes only. Do not swallow or inject.


Trimethoprim is widely used in livestock farming, poultry farming, and especially dairy farming. Therefore, trimethoprim may remain in the milk and adversely affect the quality of the milk. The Trimethoprim Test Kit produced by BALLYA can detect Trimethoprim residues in milk very well, and the test results are comply with EU standards. Not only easy to operate, but also accurate and fast.

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