Publications 2021

Bergland OU, Halvorsen LV, Soraas CL, Hjornholm U, Kjaer VN, Rognstad S, Brobak KM, Aune A, Olsen E, Fauchald YM, Heimark S, Thorstensen CW, Liestol K, Solbu MD, Gerdts E, Mo R, Rostrup M, Kjeldsen SE, Hoieggen A, Opdal MS, Larstorp ACK, Elmula FEMF (2021)
Detection of Nonadherence to Antihypertensive Treatment by Measurements of Serum Drug Concentrations
Hypertension, 78 (3), 617-628
DOI 10.1161/HYPERTENSIONAHA.121.17514

Rognstad S, Soraas CL, Bergland OU, Hoieggen A, Strommen M, Helland A, Opdal MS (2021)
Establishing Serum Reference Ranges for Antihypertensive Drugs
Ther. Drug Monit., 43 (1), 116-125
DOI 10.1097/FTD.0000000000000806

Publications 2019

Burns ML, Kinge E, Opdal MS, Johannessen SI, Landmark CJ (2019)
Therapeutic drug monitoring of gabapentin in various indications
Acta Neurol. Scand., 139 (5), 446-454
DOI 10.1111/ane.13075

Publications 2018

Muller LD, Opdal MS (2018)
Developing a rapid semi-automated sample preparation with alkaline hydrolysis in a 96-well plate for quantification of 11-nor-Delta 9-tetrahydrocannabinol-9-carboxylic acid in urine samples by UHPLC-MS/MS
J. Pharm. Biomed. Anal., 161, 296-304
DOI 10.1016/j.jpba.2018.08.045

Publications 2016

Burns ML, Baftiu A, Opdal MS, Johannessen SI, Landmark CJ (2016)
Therapeutic Drug Monitoring of Clobazam and Its Metabolite-Impact of Age and Comedication on Pharmacokinetic Variability
Ther. Drug Monit., 38 (3), 350-357
DOI 10.1097/FTD.0000000000000272

Haga C, Opdal MS, Tuv SS, Zahl PH, Stenberg-Nilsen H (2016)
Drug Safety Associated with the change of digitalis drug in Norway
Tidsskr. Nor. Laegeforen., 136 (20), 1714-1718
DOI 10.4045/tidsskr.15.0161

Opdal MS, Johansen PW (2016)
Useful and necessary about new anticoagulants
Tidsskr. Nor. Laegeforen., 136 (18), 1505

Publications 2015

Opdal MS, Arnesen M, Muller LD, Hullstein I, Sayed K, Brors O, Kringen M, Sagedal S, Gjesdal K, Krajci P (2015)
Effects of Hemodialysis on Methadone Pharmacokinetics and QTc
Clin. Ther., 37 (7), 1594-1599
DOI 10.1016/j.clinthera.2015.04.009

Publications 2014

Kringen MK, Piehler AP, Grimholt RM, Opdal MS, Haug KBF, Urdal P (2014)
Serum Bilirubin Concentration in Healthy Adult North-Europeans Is Strictly Controlled by the UGT1A1 TA-Repeat Variants
PLoS One, 9 (2), e90248
DOI 10.1371/journal.pone.0090248

Publications 2011

Kringen MK, Haug KBF, Grimholt RM, Stormo C, Narum S, Opdal MS, Fosen JT, Piehler AP, Johansen PW, Seljeflot I, Berg JP, Brors O (2011)
Genetic Variation of VKORC1 and CYP4F2 Genes Related to Warfarin Maintenance Dose in Patients with Myocardial Infarction
J. Biomed. Biotechnol., 739751
DOI 10.1155/2011/739751

Publications 2010

Al-Samarraie MS, Karinen R, Morland J, Opdal MS (2010)
Blood GHB concentrations and results of medical examinations in 25 car drivers in Norway
Eur. J. Clin. Pharmacol., 66 (10), 987-998
DOI 10.1007/s00228-010-0870-x

Publications 2009

Al-Samarraie MSJ, Karinen R, Rognum T, Hasvold I, Stokke MO, Christophersen AS (2009)
Lethal Poisoning with Ethiofencarb and Ethanol
J. Anal. Toxicol., 33 (7), 389-392
DOI 10.1093/jat/33.7.389

Oiestad EL, Johansen U, Opdal MS, Bergan S, Christophersen AS (2009)
Determination of Digoxin and Digitoxin in Whole Blood
J. Anal. Toxicol., 33 (7), 372-378
DOI 10.1093/jat/33.7.372

Publications 2008

Khiabani HZ, Opdal MS, Morland J (2008)
Blood Alcohol Concentrations in Apprehended Drivers of Cars and Boats Suspected to Be Impaired by the Police
Traffic Inj. Prev., 9 (1), 31-36
DOI 10.1080/15389580701737629

Publications 2007

Bernard JP, Opdal MS, Karinen R, Morland J, Khiabani HZ (2007)
Relationship between methadone and EDDP (2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine) in urine samples from Norwegian prisons
Eur. J. Clin. Pharmacol., 63 (8), 777-782
DOI 10.1007/s00228-007-0314-4

Kristoffersen L, Oiestad EL, Opdal MS, Krogh M, Lundanes E, Christophersen AOS (2007)
Simultaneous determination of 6 beta-blockers, 3 calcium-channel antagonists, 4 angiotensin-II antagonists and 1 antiarrhytmic drug in post-mortem whole blood by automated solid phase extraction and liquid chromatography mass spectrometry - Method development and robustness testing by experimental design
J. Chromatogr. B, 850 (1-2), 147-160
DOI 10.1016/j.jchromb.2006.11.030