Non-Proprietary Assay List

Throughout the past decade, MicroConstants has developed more than 1,600 methods, including over 100 non-proprietary assays. Below is a list of the non-proprietary assays we have available. For more information on any of these methods, please contact us.
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Drug

Species

Matrix

Technique

Anticoagulant

Extraction
Volume

Range

Stable
Labeled I.S.

2-Deoxy-D-Glucose

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.25-50 µg/mL

Yes

2-Deoxy-D-Glucose

Human

Urine

LC/MS/MS

N/A

0.1 mL

1-200 µg/mL

Yes

5-Amino Salicylic acid

N-Acetyl-5-ASA

Rabbit

Plasma

HPLC/UV

Sodium Citrate

0.1 mL

50-5,000 ng/mL

No

5-Amino Salicylic acid

N-Acetyl-5-ASA

Dog

Plasma

HPLC/UV

Sodium Citrate

0.1 mL

50-5,000 ng/mL

No

5-Amino Salicylic acid

N-Acetyl-5-ASA

Rabbit

Plasma

LC/MS/MS

EDTA

0.025 mL

25-10,000 ng/mL

50-20,000 ng/mL

Yes

5-Amino Salicylic acid

N-Acetyl-5-ASA

Dog

Plasma

LC/MS/MS

EDTA

0.025 mL

50-25,000 ng/mL

25-12,500 ng/mL

Yes

5-Fluorouracil

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

5-2,500 ng/mL

Yes

Acetaminophen

Human

Plasma

HPLC/UV

Heparin

0.1 mL

0.5-50 µg/mL

No

Alprazolam

α-OH-Alprazolam

4-OH-Alprazolam

Human

Plasma

LC/MS/MS

EDTA

0.050 mL

0.100-100 ng/mL

Yes

Amitriptyline

Nortriptyline

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.25-250 ng/mL

Yes

Anandamide

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.1-5 ng/mL

Yes

Anastrozole

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-100 ng/mL

Yes

Aplindore

Human

Plasma

LC/MS/MS

Heparin

0.5 mL

10-5,000 pg/mL

Yes

Atorvastatin

p-hydroxyatorvastatin

o-hydroxyatrovastatin

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.05 mL

0.1-20 ng/mL

Yes

Benzoic acid

Minipig

Plasma

HPLC/UV

EDTA

0.1 mL

50-2,000 ng/mL

No

Benzoylecgonine

Human

Plasma

LC/MS/MS

Heparin

0.2 mL

25-10,000 ng/mL

Yes

Benzyl alcohol

Human

Plasma

HPLC/UV

EDTA

0.1 mL

1-100 µg/mL

No

Bromfenac

Human

Serum

HPLC/UV

N/A

0.25 mL

50-10,000 ng/mL

No

Caffeine

1,7-dimethylxanthine

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

100-50,000 ng/mL

50-25,000 ng/mL

No

Caffeine

1,7-dimethylxanthine

Human

Urine

LC/MS/MS

N/A

0.1 mL

500-25,000 ng/mL

No

Calcipotriene

Human

Plasma

LC/MS/MS

Heparin

1.0 mL

10-2,000 pg/mL

No

Campesterol

ß-Sitosterol

Campestanol

Sitostanol

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

1,000-8,800 ng/mL

1,000-13,400 ng/mL

4-1,000 ng/mL

5-1,700 ng/mL

Yes

Carboxyethylphosphoramide mustard (CEPM)

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

0.05-50 µg/mL

Yes

Cephalothin

Rat

Plasma

HPLC/UV

Heparin

0.1 mL

0.5-50 µg/mL

No

Cetylpyridinium

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-200 ng/mL

Yes

Chloroadenine

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-500 ng/mL

No

Cimetidine

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.05 mL

5-5,000 ng/mL

Yes

Citrulline

Rat

Plasma

LC/MS/MS

Heparin

0.1 mL

2-200 µg/mL

No

Clindamycin

Clindamycin sulfoxide

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

50-20,000 pg/mL

No

Clobetasol propionate

Human

Plasma

LC/MS/MS

EDTA

0.4 mL

20-10,000 pg/mL

No

Clozapine

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

0.2-200 ng/mL

Yes

Cocaine

Norcocaine

Cocaethylene

Human

Plasma

LC/MS/MS

Heparin

0.2 mL

25-10,000 ng/mL

Yes

Cordycepin

Human

Whole Blood

LC/MS/MS

EDTA

0.05 mL

0.1-10 µg/mL

Yes

Cortisol

6ß-hydroxycortisol

Human

Urine

LC/MS/MS

N/A

1.0 mL

5-250 ng/mL

50-2,500 ng/mL

No

Cytarabine

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

2-500 ng/mL

Yes

Daunorubicin

Daunorubicinol

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

1-1,000 ng/mL

0.2-200 ng/mL

Yes

Diclofenac

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-1,000 ng/mL

Yes

Digoxin

Human

Plasma

LC/MS/MS

Heparin

0.2 mL

0.1-10 ng/mL

Yes

Docetaxel

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

0.5-100 ng/mL

Yes

Econazole

Human

Plasma

HPLC/UV

Heparin

1.0 mL

20-1,000 ng/mL

20-1,000 ng/mL

No

Econazole

Human

Plasma

LC/MS/MS

EDTA

0.2 mL

100-50,000 pg/mL

No

Erlotinib

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

10-10,000 ng/mL

Yes

Ethinyl estradiol

Human

Plasma

LC/MS/MS

Heparin

0.5 mL

2-500 pg/mL

Yes

Etoposide

Human

Plasma

LC/MS/MS

Heparin

0.02 mL

0.100-100 µg/mL

Yes

Fentanyl

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

50-20,000 pg/mL

No

Fludarabine desphosphate

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.5-500 ng/mL

No

Ganaxolone

Human

Plasma

LC/MS/MS

EDTA

0.2 mL

5-1,500 ng/mL

No

Gefitinib

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

5-1,000 ng/mL

Yes

Gentamicin

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

2-5,000 ng/mL

Yes

Gemcitabine

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

10-10,000 ng/mL

Yes

Gemfibrozil

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

0.1-500 µg/mL

Yes

Glimepiride

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

2-2,000 ng/mL

Yes

Glyburide

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.1 mL

1-500 ng/mL

No

Herceptin

Human

Plasma

MSD

K3EDTA

0.025 mL

0.137-100 µg/mL

No

Histamine

N-methylhistamine

Human

Plasma

LC/MS/MS

EDTA

0.5 mL

0.2-50 ng/mL

Yes

Histamine

N-methylhistamine

Human

Urine

LC/MS/MS

N/A

0.05 mL

10-2,000 ng/mL

50-10,000 ng/mL

Yes

Indomethacin

Human

Plasma

LC/MS/MS

EDTA

0.02 mL

20-4,000 ng/mL

Yes

Ketoconazole

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

5-5,000 ng/mL

Yes

L-Arginine

Human

Plasma

HPLC/UV

Heparin

0.125 mL

1-250 µg/mL

No

L-Methionine

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-200 µg/mL

Yes

Lamotrigine

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

0.025-25 µg/mL

Yes

Levofloxacin

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

10-10,000 ng/mL

Yes

Lidocaine

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.2-100 ng/mL

No

Lidocaine

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

0.2-100 ng/mL

Yes

Lidocaine

2,6 - dimethylaniline

Monoethylglycinexylidide

Glycinexylidide

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.1 mL

0.2-200 ng/mL

1-1,000 ng/mL

Yes

Lucanthone

Hycanthone

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

1-200 ng/mL

Yes

Metformin

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

10-2,000 ng/mL

Yes

Methotrexate

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

1-1,000 ng/mL

Yes

Midazolam

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

0.5-250 ng/mL

No

Midazolam

1-hydroxymidazolam

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

0.5-100 ng/mL

Yes

Mifepristone

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

10-2,000 ng/mL

Yes

Mitiglinide

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-1,000 ng/mL

No

Mitomycin

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

10-5,000 ng/mL

No

Morphine

Morphine-6-ß-D-glucuronide

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.5-500 ng/mL

Yes

N-acetylcysteine

Dog

Plasma

LC/MS/MS

EDTA

0.025 mL

1-1,000 µg/mL

Yes

N-acetylcysteine

Rabbit

Plasma

LC/MS/MS

EDTA

0.025 mL

1-1,000 µg/mL

Yes

Nabilone

Human

Plasma

LC/MS/MS

Heparin

0.5 mL

100-20,000 pg/mL

No

Naloxone

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

0.1-50 ng/mL

No

Nalbuphine

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

0.1-50 ng/mL

No

Naproxen

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

0.100-100 µg/mL

Yes

Norethindrone

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

20-10,000 pg/mL

Yes

Norgestrel

17-deacetylnorgestimate

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

40-20,000 pg/mL

20-10,000 pg/mL

Yes

Ondansetron

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

0.5-250 ng/mL

Yes

Oxycodone

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.1 mL

0.2-50 ng/mL

Yes

Oxycodone

Oxymorphone

Noroxycodone

Human

Plasma

LC/MS/MS

Heparin

0.5 mL

0.05-25 ng/mL

Yes

Paclitaxel

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.1 mL

0.5-200 ng/mL

No

Prilocaine

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

0.2-100 ng/mL

No

Promethazine

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.2-100 ng/mL

No

Quetiapine

Human

Plasma

LC/MS/MS

EDTA or Heparin

0.05 mL

1-1,000 ng/mL

Yes

Repaglinide

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

0.1-100 ng/mL

Yes

Riboflavin

Riboflavin 5-phosphate

Dog

Plasma

Fluorescence

Heparin

0.05 mL

20-10,000 ng/mL

40-20,000 ng/mL

No

Riboflavin

Riboflavin 5-phosphate

Rat

Plasma

Fluorescence

Heparin

0.05 mL

20-10,000 ng/mL

40-20,000 ng/mL

No

Rifampin

25-desacetylrifampin

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

0.1-20 µg/mL

Yes

Riluzole

Human

Serum

LC/MS/MS

N/A

0.1 mL

1-500 ng/mL

No

Risperidone

9- hydroxyrisperidone

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

0.1-100 ng/mL

Yes

Rosuvastatin

n-desmethyl rosuvastatin

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

0.1-50 ng/mL

Yes

Simvastatin

Simvastatin hydroxy acid

Human

Plasma

LC/MS/MS

Heparin

0.25 mL

0.05-50 ng/mL

Yes

Sorafenib

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

10-10,000 ng/mL

Yes

Sumatriptan

Human

Plasma

LC/MS/MS

Heparin

0.1 mL

1-200 ng/mL

No

Tolbutamide

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

0.1-20 µg/mL

No

Tolbutamide

4-hydroxytolbutamide

Human

Urine

LC/MS/MS

N/A

0.1 mL

0.1-20 µg/mL

No

Trazodone

Human

Plasma

LC/MS/MS

Heparin

0.05 mL

0.2-200 ng/mL

Yes

Tretinoin

Human

Plasma

LC/MS/MS

EDTA

0.2 mL

0.4-10 ng/mL

Yes

Valerenic acid

Hydroxyvalerenic acid

Acetoxyvalerenic acid

Human

Plasma

LC/MS/MS

Heparin

0.2 mL

1-500 ng/mL

No

Vancomycin

Human

Plasma

LC/MS/MS

Heparin

0.02 mL

50-25,000 ng/mL

No

Warfarin (R-)

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

2-2,000 ng/mL

Yes

Warfarin (S-)

Human

Plasma

LC/MS/MS

Heparin

0.025 mL

2-2,000 ng/mL

Yes

Yohimbine

Human

Plasma

LC/MS/MS

EDTA

0.1 mL

0.1-50 ng/mL

No

Zolpidem

Human

Plasma

LC/MS/MS

EDTA

0.05 mL

1-150 ng/mL

Yes

Zolpidem

Baboon

Plasma

LC/MS/MS

EDTA

0.05 mL

1-1,000 ng/mL

Yes