Product Information

IMITREX 4 MG/0.5 ML PEN INJECT is a brand product labeled by GlaxoSmithKline LLC, priced at $463.0733 per ML under NDC 00173073900. Its NADAC has been published 19 times since Feb 18, 2026.

The High Outlier badge above means this manufacturer's average price in the sumatriptan market falls above Q3 + 1.5·IQR across all competing manufacturers. We only apply this flag in markets with four or more competitors. Full definition: glossary → outlier.

IMITREX 4 MG/0.5 ML PEN INJECT

sumatriptan
$463.0733per ML
High Outlier

Strength

4 mg/.5mL

NDC

00173073900

Classification

Brand

Dosage Form

INJECTION

Route

SUBCUTANEOUS

Last Updated

6/17/2026

Active Ingredients

SUMATRIPTAN SUCCINATE

Approval Type

New Drug (NDA)

FDA Application

NDA020080

On Market Since

4/6/2006

Pharmacological Classes

Serotonin 1b Receptor Agonists
Serotonin 1d Receptor Agonists
Serotonin-1b and Serotonin-1d Receptor Agonist

Price Statistics

The NADAC for IMITREX 4 MG/0.5 ML PEN INJECT has been published 19 times since Feb 18, 2026, and over the history we have for it it has held within roughly two percent of its current level. The table below summarizes its recorded NADAC range and movement.

Current price$463.0733 per ML
All-time high$463.7814 (May 13, 2026)
All-time low$463.0733 (May 20, 2026)
52-week high$463.7814
52-week low$463.0733
Median price$463.7814
Average price$463.5578
Largest weekly change-0.2% (May 20, 2026)
Weeks tracked19
Tracking sinceFeb 18, 2026

Price History

1W

0.0%

1M

0.0%

3M

-0.2%

6M

N/A

1Y

N/A

3Y

N/A

5Y

N/A

All

-0.2%

Generic Alternatives

No other NADAC-published product shares this drug's active ingredient, strength, and dosage form. Compare the broader picture on the sumatriptan market page.

Lowest-Cost Alternatives

No alternatives available

No alternatives found with the same active ingredient, strength, and dosage form.

Frequently asked questions

What is the NADAC price of IMITREX 4 MG/0.5 ML PEN INJECT?

The current National Average Drug Acquisition Cost (NADAC) for IMITREX 4 MG/0.5 ML PEN INJECT, manufactured by GlaxoSmithKline LLC, is $463.0733 per ML (NDC 00173073900), effective Jun 24, 2026.

How has the price of IMITREX 4 MG/0.5 ML PEN INJECT changed over time?

Over the history we have for it, the NADAC for IMITREX 4 MG/0.5 ML PEN INJECT has held within roughly two percent of its current level. It has been tracked across 19 weekly CMS publications since Feb 18, 2026.

What are the highest and lowest recorded NADAC prices for IMITREX 4 MG/0.5 ML PEN INJECT?

Since Feb 18, 2026, the NADAC for IMITREX 4 MG/0.5 ML PEN INJECT has ranged from a low of $463.0733 (May 20, 2026) to a high of $463.7814 (May 13, 2026), with a median of $463.7814 per ML.

Are there cheaper alternatives to IMITREX 4 MG/0.5 ML PEN INJECT?

No other NADAC-published product currently shares the active ingredient, strength, and dosage form of IMITREX 4 MG/0.5 ML PEN INJECT, so no direct lower-cost alternative is listed.

Who manufactures IMITREX 4 MG/0.5 ML PEN INJECT?

IMITREX 4 MG/0.5 ML PEN INJECT (NDC 00173073900) is labeled by GlaxoSmithKline LLC, and CMS classifies it as a brand product.