Cinvanti Dosage

Generic name: APREPITANT 130mg in 18mL
Dosage form: injection, emulsion
Drug class: NK1 receptor antagonists

Medically reviewed by Drugs.com. Last updated on Mar 13, 2024.

Prevention of Nausea and Vomiting Associated with HEC and MEC

The recommended dosages in adults of CINVANTI, dexamethasone, and a 5-HT3 antagonist for the prevention of nausea and vomiting associated with administration of HEC or MEC are shown in Table 1, Table 2 and Table 3 respectively. Administer CINVANTI intravenously either by injection over a two (2) minute period or by infusion over a thirty (30) minute period on Day 1, completing the injection or infusion approximately 30 minutes prior to chemotherapy.

Table 1. Recommended Dosage of CINVANTI for the Prevention of Nausea and Vomiting Associated with HEC (Single-Dose Regimen)
Agent	Day 1	Day 2	Day 3	Day 4
* Administer dexamethasone 30 minutes prior to chemotherapy treatment on Day 1 and in the morning on Days 2 through 4. Also administer dexamethasone in the evenings on Days 3 and 4. A 50% dosage reduction of dexamethasone on Days 1 and 2 is recommended to account for a drug interaction with aprepitant.
CINVANTI	130 mg intravenously	None	None	None
Dexamethasone*	12 mg orally	8 mg orally	8 mg orally twice daily	8 mg orally twice daily
5-HT3 antagonist	See selected 5-HT3 antagonist prescribing information for recommended dosage	None	None	None

Table 2. Recommended Dosage of CINVANTI for the Prevention of Nausea and Vomiting Associated with MEC (Single-Dose Regimen)
Agent	Day 1
* Administer dexamethasone 30 minutes prior to chemotherapy treatment on Day 1. A 50% dosage reduction of dexamethasone is recommended to account for a drug interaction with aprepitant.
CINVANTI	130 mg intravenously
Dexamethasone*	12 mg orally
5-HT3 antagonist	See selected 5-HT3 antagonist prescribing information for recommended dosage

Table 3. Recommended Dosage of CINVANTI for the Prevention of Nausea and Vomiting Associated with MEC (3-Day Regimen with Oral Aprepitant on Days 2 and 3)
Agent	Day 1	Day 2	Day 3
* Administer dexamethasone 30 minutes prior to chemotherapy treatment on Day 1. A 50% dosage reduction of dexamethasone is recommended to account for a drug interaction with aprepitant.
CINVANTI	100 mg intravenously	None	None
Oral Aprepitant	None	80 mg orally	80 mg orally
Dexamethasone*	12 mg orally	None	None
5-HT3 antagonist	See selected 5-HT3 antagonist prescribing information for recommended dosage	None	None

Preparation of CINVANTI for Administration

Intravenous Injection over a period of 2 minutes

For intravenous injection over a period of 2 minutes, administer 130 mg of CINVANTI as part of a HEC or MEC regimen or 100 mg as part of a MEC regimen as a single dose on Day 1.

Aseptically withdraw 18 mL for the 130 mg dose or 14 mL for the 100 mg dose from the vial. Do not dilute.

The infusion line should be flushed with normal saline before and after administration of CINVANTI.

Intravenous Infusion over a period of 30 minutes

Table 4 includes preparation instructions for CINVANTI for HEC or MEC as a 130 mg single-dose regimen, and for MEC as a 100 mg single-dose followed by 2 days of oral aprepitant as a 3-day regimen. Differences in preparation for each dose are displayed as bolded text.

Table 4. Preparation Instructions for CINVANTI Intravenous Infusion
Note: The differences in preparation for each recommended dosage of CINVANTI are displayed in bolded text (see Table 1 for HEC Regimen and Table 2 for MEC Regimen).
* Use only Non-DEHP tubing, non-PVC infusion bags
Step 1	Aseptically withdraw 18 mL for the 130 mg dose or 14 mL for the 100 mg dose from the vial and transfer it into an infusion bag* filled with 100 mL of 0.9% Sodium Chloride Injection, USP or 5% Dextrose for Injection, USP.
Step 2	Gently invert the bag 4 to 5 times. Avoid shaking.
Step 3	Before administration, inspect the bag for particulate matter and discoloration. Discard the bag if particulate and/or discoloration are observed.

Caution: Do not mix CINVANTI with solutions for which physical and chemical compatibility have not been established.

In-Use Storage Conditions for CINVANTI in Acceptable Intravenous Diluents

Diluted CINVANTI solution is stable at ambient room temperature for up to 6 hours in 0.9% Sodium Chloride Injection, USP or 12 hours in 5% Dextrose Injection, USP or up to 72 hours if stored under refrigeration in 0.9% Sodium Chloride Injection, USP or in 5% Dextrose Injection, USP.

Compatibilities

CINVANTI is compatible with 0.9% Sodium Chloride Injection, USP or 5% Dextrose Injection, USP.

Incompatibilities

CINVANTI is incompatible with any solutions containing divalent cations (e.g. calcium, magnesium), including Lactated Ringer's Solution and Hartmann's Solution.