Dose-dependent headache response and dilatation of limb and extracranial arteries after three doses of 5-isosorbide-mononitrate
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Dose-dependent headache response and dilatation of limb and extracranial arteries after three doses of 5-isosorbide-mononitrate. / Iversen, Helle Klingenberg; Nielsen, T H; Garre, K; Tfelt-Hansen, P; Olesen, J.
In: European Journal of Clinical Pharmacology, Vol. 42, No. 1, 1992, p. 31-5.Research output: Contribution to journal › Journal article › Research › peer-review
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T1 - Dose-dependent headache response and dilatation of limb and extracranial arteries after three doses of 5-isosorbide-mononitrate
AU - Iversen, Helle Klingenberg
AU - Nielsen, T H
AU - Garre, K
AU - Tfelt-Hansen, P
AU - Olesen, J
PY - 1992
Y1 - 1992
N2 - The aim of the present study was to compare the ability of different doses of isosorbide-5-mononitrate (5-ISMN) to cause dilatation of medium sized and small arteries, and to examine the intensity and duration of any headache produced. Ten healthy volunteers each received 3 doses of 5-ISMN and placebo on separate days. The diameters of the radial and superficial temporal arteries were repeatedly measured with high frequency ultrasound and pain was scored using a 10 point verbal scale. A clear dose-relationship was found for plasma concentrations and headache, and for changes in the diameter of the temporal artery, but not for the radial artery. It is concluded that headache after 5-ISMN is caused by arterial dilatation or by mechanisms responsible for the arterial dilatation. Ultrasound monitoring of arterial diameters is an important and sensitive tool in the evaluation of nitrates and other vasodilators.
AB - The aim of the present study was to compare the ability of different doses of isosorbide-5-mononitrate (5-ISMN) to cause dilatation of medium sized and small arteries, and to examine the intensity and duration of any headache produced. Ten healthy volunteers each received 3 doses of 5-ISMN and placebo on separate days. The diameters of the radial and superficial temporal arteries were repeatedly measured with high frequency ultrasound and pain was scored using a 10 point verbal scale. A clear dose-relationship was found for plasma concentrations and headache, and for changes in the diameter of the temporal artery, but not for the radial artery. It is concluded that headache after 5-ISMN is caused by arterial dilatation or by mechanisms responsible for the arterial dilatation. Ultrasound monitoring of arterial diameters is an important and sensitive tool in the evaluation of nitrates and other vasodilators.
KW - Adult
KW - Arteries
KW - Dose-Response Relationship, Drug
KW - Double-Blind Method
KW - Forearm
KW - Headache
KW - Humans
KW - Isosorbide Dinitrate
KW - Multivariate Analysis
KW - Random Allocation
KW - Reference Values
KW - Temporal Arteries
KW - Vasodilation
M3 - Journal article
C2 - 1541314
VL - 42
SP - 31
EP - 35
JO - European Journal of Clinical Pharmacology
JF - European Journal of Clinical Pharmacology
SN - 0031-6970
IS - 1
ER -
ID: 128984657