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One Step Multi-Drug Urine Test Panel

 

One Step Multi-Drug Urine Test panel offers any combination from 2 to 12 drugs of abuse tests for 12 different drugs: Amphetamine (AMP), Barbiturates (BAR), Benzodiazepines (BZO), Cocaine (COC), Marijuana (THC), Methadone (MTD), Methamphetamine (MET), Methylenedioxymethamphetamine (MDMA), Morphine (MOP), Opiate (OPI 2000), Phencyclidine (PCP), Tricyclic Antidepressants (TCA)

This package insert applies to all combinations of multi-drug tests panel. Therefore, some information on the performance characteristics of the product may not be relevant to your test. We refer to the labels on the packaging and the prints on the test strip to identify which drugs are included in your test.”

A rapid one step test for the qualitative detection of drug of abuse and their principal metabolites in human urine at specified cut off level.

For professional use only, For in vitro diagnostic use.

INTENDED USE

One Step Multi-Drug Urine Test Panel is consisted of twelve individual one-step immunoassays. The test is a lateral flow, one-step immunoassay for the qualitative detection of specific drugs and their metabolites in human urine at the following cut off concentrations:

Test

Calibrator

Cut off

(ng/ml)

Amphetamine

Amphetamine

1,000

Barbiturates

Secobarbital

300

Benzodiazepines

Oxazepam

300

Cocaine

Benzoylecgonine

300

Marijuana

Marijuana

50

Methadone

Methadone

300

Methamphetamine

Methamphetamine

300

Methylenedioxymethamphetamine

3,4-Methylenedioxymethamphetamine HCl(MDMA)

500

Morphine

Morphine

300

Opiate

Morphine

2000

Phencyclidine

Phencyclidine

25

Tricyclic Antidepressants

Notriptyline

1,000

 

This assay provides only a preliminary test result. A more specific alternative chemical method must be used in order to obtain a confirmed analytical result. Gas chromatography/mass spectrometry (GC/MS) is the preferred confirmatory method. Clinical consideration and professional judgment should be applied to any drug of abuse test result, particularly when preliminary results are positive.

PRINCIPLE

One Step Multi-Drug Urine Test Panel is a competitive immunoassay that is used to screen for the presence of drugs of abuse in urine. It is chromatographic absorbent device in which drugs or drug metabolites in a sample competitively combined to a limited number of antibody-dye conjugate binding sites.

When sample drug levels are at or above the target cutoff, the free drug in the sample binds to the antibody-dye conjugate preventing the antibody-dye conjugate from binding to the drug-protein conjugate immobilized in the Test Region (T) of the device. This prevents the development of a distinct colored band in the test region, indicating a potentially positive result.

When the absorbent end of the test device is immersed into the urine sample, the urine is absorbed into the device by capillary action, mixes with the antibody-dye conjugate, and flows across the pre-coated membrane. When sample drug levels are zero or below the target cutoff (the detection sensitivity of the test), antibody-dye conjugate binds to the drug /protein conjugate immobilized in the Test Region (T) of the device. This produces a colored Test line that, regardless of its intensity, indicates a negative result.

To serve as a procedure control, a colored line will appear at the Control Region (C), if the test has been performed properly.

WARNING AND PRECAUTIONS

ˇ This kit is for external use only. Do not swallow.

ˇ Discard after first use. The test cannot be used more than once.

ˇ Do not use test kit beyond expiry date.

ˇ Do not use the kit if the pouch is punctured or not well sealed.

ˇ Keep out of the reach of children.

ˇ Do not read after 5 minutes

 

STORAGE AND STABILITY

 

ˇ Store at 4 ~ 25 ēC in the sealed pouch up to the expiration date.

ˇ Keep away from direct sunlight, moisture and heat.

ˇ DO NOT FREEZE.

 

MATERIAL

 

Material provided

ˇ 25 Tests           ˇ Package insert                           

Material Required But Not Provided

ˇTimer                             ˇ 25 Urine cup

 

SPECIMEN COLLECTION AND PREPARATION

 

Collect a urine sample in the urine cup. Urine specimens may be refrigerated (2-8°C) and stored up to forty-eight hours.  For longer storage, freeze the samples (-20°C or below).

Bring frozen or refrigerated samples to room temperature before testing. Use only clear aliquots for testing.

 

TEST PROCEDURE

 

Test must be in room temperature (18ēC to 30ēC)

 

1. Open the sealed pouch by tearing along the notch. Remove the test device from the pouch.

2. Hold the one side of the device with one hand. Use the other hand to pull out the cap and expose the absorbent end.

3. Immerse the absorbent end into the urine sample about 10 seconds. Make sure that the urine level is not above the “MAX” line printed on the front of the device.

4. Lay the device flat on a clean, dry, non-absorbent surface.

5. Read the result at 5 minutes. Do not read after 5 minutes.

 

  

INTERPRATATION OF RESULTS

 

Positive (+)

A rose-pink band is visible in each control region. No color band appears in the appropriate test region. It indicates a positive result for the corresponding drug of that specific test zone.

 

Negative (-)

A rose-pink band is visible in each control region and the appropriate test region. It indicates that the concentration of the corresponding drug of that specific test zone is below zero or the detection limit of the test.

 

Invalid

If a color band is not visible in each of the control region or a color band is only visible in each of the test region, the test is invalid. Another test should be run to re-evaluate the specimen. Please contact the distributor or the store, where you bought the product, with the lot number.

 

Note: There is no meaning attributed to line color intensity or width.

 

QUALITY CONTROL

 

Though there is an internal procedural control line in the test device of Control region, the use of external controls is strongly recommended as good laboratory testing practice to confirm the test procedure and to verify proper test performance. Positive and negative control should give the expected results. When testing the positive and negative control, the same assay procedure should be adopted.

 

LIMITATIONS OF PROCEDURE

 

1. This test has been developed for testing urine samples only. The performance of this test using other specimens has not been substantiated.

2. Adulterated urine samples may produce erroneous results. Strong oxidizing agents such as bleach (hypochlorite) can oxidize drug analyses. If a sample is suspected of being adulterated, obtain a new sample.

3. This test is a qualitative screening assay. It is not designed to determine the quantitative concentration of drugs or the level of intoxication

4.It is possible that technical or procedural errors, as well as other interfering substances in the urine specimen may cause erroneous results.

5. A negative result may not necessarily indicate drug-free urine. Negative results can be obtained when drug is present but below the cut-off level of the test.

6. Test does not distinguish between drugs of abuse and certain medicines.

7. A positive result might be obtained from certain foods or food supplements.

PERFORMANCE CHARACTERISTICS

 

Accuracy

A comparison was conducted using each of the tests and commercially available drug rapid test (Acon One Step Multi-Line Screen Test Panel with Integrated E-Z Split Key IM Cup (Urine)). 580 specimens were used in the test. Positive results were confirmed by GC/MS. The results were listed as follows:  

  % Agreement with commercial kit 

Specimen

AMP

BAR

BZO

COC

THC

MTD

MET

MDMA

MOP

300

OPI

2000

PCP

TCA

Positive

>99%

97.5%

95%

100%

95%

90%

>99%

95%

97.5%

97.5%

97.5%

95%

Negative

>99%

99%

100%

99%

99%

99%

>99%

99%

99%

99%

99%

99%

Total

>99%

98.6%

97.9%

>99%

97.9%

96.4%

>99%

97.9%

98.6%

98.6%

98.6%

97.9%

 % Agreement with GC/MS 

Specimen

AMP

BAR

BZO

COC

THC

MTD

MET

MDMA

MOP

300

OPI

2000

PCP

TCA

Positive

94%

92%

97%

96%

95%

95%

99%

97%

98%

99%

91%

95%

Negative

99%

98%

97%

99%

96%

99%

99%

99%

98%

99%

99%

99%

Total

97%

95%

97%

98%

96%

97%

99%

98%

98%

99%

95%

97%

 

Analytical Sensitivity

 Standard drugs were spiked into urine samples to the concentration of ą 50% cut off and ą 25%

 cut off. The results were summarized below.  

 

Drug Conc.

(Cut-off range)

n

AMP

BAR

BZO

COC

THC

MTD

-

+

-

+

-

+

-

+

-

+

-

+

0% Cut-off

30

30

0

30

0

30

0

30

0

30

0

30

0

-50% Cut-off

30

30

0

30

0

30

0

30

0

30

0

30

0

-25% Cut-off

30

25

5

26

4

26

4

25

5

25

5

23

7

Cut-off

30

12

18

10

20

14

16

12

18

15

15

14

16

+25% Cut-off

30

5

25

8

22

5

25

6

24

6

24

3

27

+50% Cut-off

30

0

30

0

30

0

30

0

30

0

30

0

30

 

            

Drug Conc.

(Cut-off range)

n

MET

MDMA

MOP 300

OPI 2000

PCP

TCA

-

+

-

+

-

+

-

+

-

+

-

+

0% Cut-off

30

 

30

0

30

0

30

0

30

0

30

0

30

0

-50% Cut-off

30

30

0

30

0

30

0

30

0

30

0

30

0

-25% Cut-off

30

25

5

23

7

24

6

25

5

26

4

24

6

Cut-off

30

13

17

10

20

10

20

14

16

15

15

14

16

+25% Cut-off

30

5

25

4

26

3

27

5

25

7

23

6

24

+50% Cut-off

30

0

30

0

30

0

30

0

30

0

30

0

30

 

Analytical Specificity

To test the specificity of the test, the test device was used to test various drugs, drug metabolites and other components that are likely to be present in urine, All the components were added to drug-free normal human urine. These concentrations (ng/mL) below also represent the limits of detection for the specified drugs or metabolites. 

 

Amphetamine

Methamphetamine

 

d-Amphetamine

1,000

D(+)-Methamphetamine

300

d.1-Amphetamine

3,000

D-Amphetamine

15,000

1-Amphetamine

50,000

Chloroquine

15,000

(+/-)3,4-methylenedioxyamphetamine

5,000

(+/-)-Ephedrine

15,000

Phentermine

3,000

(-)-Methamphetamine

7,500

Barbiturates

(+/-)3,4-methylenedioxumethamphetamine(MDMA)

600

Secobarbital

300

b-Phenylethylamine

15,000

Amobarbital

300

Trimethobenzamide

3,000

Alphenol

150

 

 

Aprobarbital

200

Methylenedioxymethamphetamine(MDMA)

Butabarbital

75

3,4-MethylenedioxymethamphetamineHCl(MDMA)

500

Butathal

100

3,4-MethylenedioxyamphetamineHCl

3,000

Butalbital

2,500

3,4-Methylenedioxyethylamphetamine

300

Cyclopentobarbital

600

Morphine

 

Pentobarbital

300

Morphine

300

Phenobarbital

100

Codeine

300

Benzodiazepines

EthylMorphine

300

Oxazepam

300

Hydrocodone

5,000

Alprazolam

200

Hydromorphone

5,000

a-Hydroxyalprazolam

1,500

Morphinie-3-b-d-glucuronide

1,000

Bromazepam

1,500

Thebaine

30,000

Chlordiazepoxide

1,500

Opiate2000

ClonazepamHCl

800

Morphine

2,000

Clobazam

100

Codeine

2,000

Clonazepam

800

Ethylmorphine

5,000

Clorazepatedipotassium

200

Hydrocodone

12,500

Delorazepam

1,500

Hydromorphine

5,000

Desalkylflurazepam

400

Levorphanol

75,000

Diazepam

200

s-Monoacetylmorphine

5,000

Estazolam

2,500

Morphine3-b-D-glucuronide

2,000

Flunitrazepam

400

Norcodeine

12,500

D,L-Lorazepam

1,500

Normorphone

50,000

 

 

Oxycodone

25,000

Midazolam

12,500

Oxymorphine

25,000

Nitrazepam

100

Procaine

150,000

Norchlordiazepoxide

200

Thebaine

100,000

Nordiazepam

400

Phencyclidine

Temazepam

100

Phencyclidine

25

Trazolam

2,500

4-Hydroxyphencyclidine

12,500

Cocaine

TricyclicAntidepressants

Benzoylecgonine

300

Notriptyline

1,000

CocaineHCl

750

Nordoxepine

1,000

Cocaethylene

12,500

 

 

Ecgonine

32,000

 

 

Marijuana

Trimipramiine

3,000

11-nor-D9-THC-9-COOH

50

Amitriptyline

1,500

11-nor-D8-THC-9-COOH

30

Promazine

1,500

11-hydroxy-D9-Tetrahydrocannabinol

2,500

Desipramine

200

D8-Tetrahydrocannabinol

7,500

Imipramine

400

D9-Tetrahydrocannabinol

10,000

Clomipramine

12,500

Cannabinol

10,000

Doxepine

2,000

Cannabidiol

100,000

Maprotiline

2,000

Methadone

Promethazine

25,000

Methadone

300

 

 

Doxylamine

50,000

 

 

 

Cross-Reactivity

 

Considering the complexity of clinical urine specimens and the possibility that various urine specimens contain potentially interfering substances, we simulated above situations by adding the potentially interfering substances to a certain concentration as specimen. The following components show no cross-reactivity when tested with One Step Multi-Drug Urine Test Panel at a concentration of 100 mg/ml.

Non Crossing-Reacting Compounds

 

Acetophenetidin                 Creatinine                           Loperamide                         Quinidine

Nalidixic acid                      Deoxycorticosterone           Meprobamate                      Quinine

Acetylsalicylic acid            Dextromethorphan               Methoxyphenamine             Ranitidine

Aminopyrine                        Diclofenac                          Nalidixic acid                      Salicylic acid

Amoxicillin                          Diflunisal                            Naloxone                             Serotonin

Ampicillin                           Digoxin                                Naltrexone                           Sulfamethazine

L-Phenylephrine         Diphenhydramine     Naproxen                    Sulindac

Apomorphine                      L-y-Ephedrine                     Niacinamide                       Tetracycline

Aspartame                          Ecgonine methylester         Nifedipine                     Tetrahydrocortisone,

Atropine                              Ethyl-p-aminobenzoate       Norethindrone                     3-Acetate

Benzilic acid                       b-Estradiol                          D-Norpropoxyphene          Tetrahydrocortisone,

Benzoic acid                       Estrone-3-sulfate                Noscapine                          (b-D-glucuronide)

Benzphetamine                   Erythromycin                       D,L-Octopamine                  Tetrahydrozoline

Bilirubin                              Fenoprofen                          Oxalic acid                          Thiamine

Deoxycorticosterone          Furosemide                 Oxolinic acid                  Thioridazine

Caffeine                              Gentisic acid                      Oxymetazoline                     D,L-Tyrosine

Hemoglobin                        Papaverine                          Tolbutamide

Chloralhydrate                     Hydralazine                         Penicillin-G                         Triamterene

Chloramphenicol                Hydrochlorothiazide            Perphenazine                      Trifluoperazine

Chlorothiazide                     Hydrocortisone                    Phenelzine                          Trimethoprim

D,L-Chlolrpheniramine        O-Hydroxyhippuric acid       L-Phenylephrine                  Tyramine

Chlorpromazine                   3-Hydroxytyramine               b-Phenylethylamine            D,L-Tryptophan

Chlorquine                          D,L-Isoproterenol                Phenylpropanolamine        Urine acid

Cholesterol                         Isoxsuprine                         Prednisone                         Verapamil

Clonidine                            Ketamine                            D,L-Propanolol                    Zomepirac

Cortisone                            Ketoprofen                          D-Propoxyphene                 

L-Cotinine                     Labetalol                       D-Pseudoephedrine          

  

From the results above, it is clear that One Step Multi-Drug Urine Test Panel resists well against interference from these substances.

 

BIBLIGRAPHY OF SUGGESTED READING

 

Baselt, R.C. Disposition of Toxic Drugs and Chemicals in Man. Biomedical Publications, Davis, CA, 1982.

Ellenhorn, M.J. and Barceloux, D. G Medical Toxicology. Elservier Science Publishing Company, Inc., New York, 1988

Gilman, A. G., and Goodman, L. S. The Pharmacological Fluids, in Martin WR(ed): Drug Addiction I, New York, Spring – Verlag, 1977.

Harvey, R.A., Champe, P.C. Lippincotts Illustrated Reviews. Pharmacology. 91-95, 1992.

Hawwks RL, CN Chiang. Urine Testing for drugs of Abuse. National Institute for Drug Abuse (NIDA), Research Monography 73, 1986

Hofmann F.E., A Handbook on Drug and Alcohol Abuse: The Biomedical Aspects, New York, Oxford University Press, 1983.

         McBay, A. J. Clin. Chem. 33,33B-40B, 1987.