CompletedPhase 1

Pharmacokinetic Study Protocol of ANAWIDOW Lyophilized Powder for Solution for Intravenous Use in Fasting Conditions

Mexico16 participantsStarted 2021-07-01

Plain-language summary

A single-dose, open-label, single-treatment, single-period pharmacokinetic study under fasting conditions, in 12 healthy adult. To evaluate the single dose pharmacokinetic profile ANAWIDOW \[antivenin latrodectus (black widow) equine immune F(ab´)2\] lyophilized powder for solution 10 mL (dose: 3x10 mL vials) for intravenous use.

Who can participate

Age range18 Years – 55 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Postmenopausal for at least 1 year
✓. Premenopausal woman with ONE of the following:
✓. Willing to remain abstinent.
✓. Willing to use a male condom plus an additional contraceptive method.

What they're measuring

Maximum observed concentration following the treatment (Cmax).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The area under the curve from time zero to the last measurable concentration (AUC 0-t)using the linear trapezoidal linear-interpolation method.

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The area under the curve from time zero to infinity calculated (AUC 0-inf).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

Time of the maximum measured concentration (Tmax).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

First order rate constant associated with the terminal portion of the curve (log-lineal), Lambda_z (Kel).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The elimination half-life (HL_Lambda_z (t½))

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

Trial details

NCT IDNCT04848714

SponsorLaboratorios Silanes S.A. de C.V.

Sponsor typeINDUSTRY

Study typeINTERVENTIONAL

Primary completion2021-08-15

View on ClinicalTrials.gov More Latrodectism trials

Plain-language summary

Who can participate

Age range18 Years – 55 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Postmenopausal for at least 1 year
✓. Premenopausal woman with ONE of the following:
✓. Willing to remain abstinent.
✓. Willing to use a male condom plus an additional contraceptive method.

What they're measuring

Maximum observed concentration following the treatment (Cmax).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The area under the curve from time zero to the last measurable concentration (AUC 0-t)using the linear trapezoidal linear-interpolation method.

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The area under the curve from time zero to infinity calculated (AUC 0-inf).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

Time of the maximum measured concentration (Tmax).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

First order rate constant associated with the terminal portion of the curve (log-lineal), Lambda_z (Kel).

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days

The elimination half-life (HL_Lambda_z (t½))

Timeframe: Baseline, 00.08, 00.167, 00.25, 00.34, 00.50, 00.67, 00.83, 01.00, 01.50, 02.00, 04.00, 06.00, 12.00, 24.00,and 2, 3, 4, 6, 10, 14 and 21 days