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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1994-6-20
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pubmed:abstractText |
The pharmacokinetic and pharmacodynamic effects of co-administration of flosequinan (BTS 49465, CAS 76568-02-0) and digoxin (CAS 20830-75-5) were investigated in 12 healthy volunteers. A 4-day, open, lead-in phase established the pharmacokinetics of flosequinan (100 mg on the first day and 50 mg for the next 3 days) and was followed by a 24-day open interaction phase. Digoxin was administered alone (0.75 mg for the first 3 days and 0.5 mg for the next 4 days) to establish steady-state pharmacokinetics and in combination with flosequinan (100 mg on the 8th day and 50 mg for the next 14 days with 0.5 mg digoxin daily), and finally digoxin alone (0.5 mg for the remaining 3 days). No statistically significant differences were observed for any of the pharmacokinetic parameters for flosequinan, its major metabolite BTS 53554, or digoxin when flosequinan and digoxin were administered alone or concomitantly, but the confidence intervals for differences were relatively wide. Overall diastolic blood pressure was significantly lowered by 10% with concomitant treatment compared with flosequinan monotherapy. There were no significant effects on overall heart rate or systolic blood pressure, although pre-dose heart rate was increased by 6% during concomitant administration compared with digoxin alone, and remained high and digoxin alone. Adverse events (headache, nausea and vomiting) were reported by 2 volunteers on digoxin and 5 on concomitant therapy. One volunteer was withdrawn during concomitant therapy because of severe headache and vomiting. The results from this study indicate that no pharmacokinetic interaction occurred during concomitant administration of flosequinan and digoxin in healthy volunteers.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0004-4172
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
44
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
300-4
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:8192694-Adult,
pubmed-meshheading:8192694-Blood Pressure,
pubmed-meshheading:8192694-Digoxin,
pubmed-meshheading:8192694-Drug Interactions,
pubmed-meshheading:8192694-Female,
pubmed-meshheading:8192694-Heart Rate,
pubmed-meshheading:8192694-Humans,
pubmed-meshheading:8192694-Male,
pubmed-meshheading:8192694-Middle Aged,
pubmed-meshheading:8192694-Quinolines,
pubmed-meshheading:8192694-Vasodilator Agents
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pubmed:year |
1994
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pubmed:articleTitle |
Effects of concurrent administration of flosequinan and digoxin on the pharmacokinetics of each drug.
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pubmed:affiliation |
Evangelisches Fachkrankenhaus, Ratingen, Fed. Rep. of Germany.
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pubmed:publicationType |
Journal Article
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