Randomized, open label, single dose, 4-way crossover study to investigate the bioequivalence of a new fixed dose combination tablet of nifedipine GITS and candesartan with the corresponding loose combination and to compare it with the individual drugs
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
49
Single dose of 1 FDC tablet consisting of 60 mg nifedipine GITS and 32 mg candesartan
Single oral dose of 1 tablet of nifedipine GITS 60 mg
Single oral dose of 32 mg (2 x 16 mg tablet) candesartan
Unnamed facility
Cologne, North Rhine-Westphalia, Germany
Cmax
Maximum drug concentration in plasma after dose administration for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
AUC(0-tn)
AUC from time 0 to the last data point for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
AUC
Area under the plasma concentration vs time curve from zero to infinity after single (first) dose for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
Cmax,norm
Maximum drug concentration in plasma after dose administration divided by dose (mg) per kg body weight for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
AUCnorm
Area under the curve divided by dose per kg body weight for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
AUC(0-48)
AUC from time 0 to time 48 h for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
tmax
Time to reach maximum drug concentration in plasma after single (first) dose for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
t½
Half-life associated with the terminal slope for nifedipine and candesartan
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Time frame: Within 48 hours after each treatment
MRT
Mean residence time for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
CL/f
Total body clearance of drug from plasma calculated after oral administration (apparent oral clearance) for nifedipine and candesartan
Time frame: Within 48 hours after each treatment
Number of participants with adverse events
Time frame: Approximately 3.5 months