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Original Research

Dose comparison of conivaptan (Vaprisol®) in patients with euvolemic or hypervolemic hyponatremia – efficacy, safety, and pharmacokinetics

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Pages 339-351 | Published online: 18 Jan 2016

Figures & data

Table 1 Demographic and baseline characteristics of patients per treatment group

Figure 1 Disposition of patients.

Figure 1 Disposition of patients.

Table 2 Baseline sNa-AUC and baseline-adjusted sNa-AUC during the treatment period by treatment group and volume status

Table 3 Time (hours) to first confirmed ≥4 mEq/L increase in sNa relative to baseline

Table 4 Cumulative time (hours) sNa was increased by at least ≥4 mEq/L relative to baseline

Figure 2 Rate of sNa correction in hypervolemic and euvolemic patients over 4 days of treatment with either 20 or 40 mg/day conivaptan.

Abbreviation: sNa, serum sodium.
Figure 2 Rate of sNa correction in hypervolemic and euvolemic patients over 4 days of treatment with either 20 or 40 mg/day conivaptan.

Figure 3 Mean serum sodium (sNa) values following 4 days of treatment with conivaptan 20 mg/day (A) or 40 mg/day (B).

Figure 3 Mean serum sodium (sNa) values following 4 days of treatment with conivaptan 20 mg/day (A) or 40 mg/day (B).

Table 5 Serum sodium (mEq/L) at follow-up relative to baseline

Table 6 All adverse events occurring in at least 5% of patients in either treatment group

Table 7 Characteristics of subjects discontinued from treatment due to a rapid increase in sNa

Table 8 All infusion-site reactions

Table 9 All serious adverse events occurring in ≥3 patients of either treatment group

Figure 4 Median plasma concentrations of conivaptan following initial loading dose (study hour 0.5) and 4 days of treatment with either 20 or 40 mg/day conivaptan in the total treatment population.

Note: Geriatric patients are those aged 65 years or older.
Figure 4 Median plasma concentrations of conivaptan following initial loading dose (study hour 0.5) and 4 days of treatment with either 20 or 40 mg/day conivaptan in the total treatment population.

Figure 5 Median plasma concentrations of conivaptan following initial loading dose (study hour 0.5) and 4 days of treatment with either 20 or 40 mg/day conivaptan in the PK-rich sampling group (N=8 per group).

Abbreviation: PK, pharmacokinetic.
Figure 5 Median plasma concentrations of conivaptan following initial loading dose (study hour 0.5) and 4 days of treatment with either 20 or 40 mg/day conivaptan in the PK-rich sampling group (N=8 per group).