Product Information
IMITREX 6 MG/0.5 ML PEN INJECT is a brand product labeled by GlaxoSmithKline LLC, priced at $461.4417 per ML under NDC 00173047900. Its NADAC has been published 406 times since Nov 28, 2013.
FDA first approved this application on Dec 28, 1992. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
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.
Strength
6 mg/.5mL
Manufacturer
GlaxoSmithKline LLCNDC
00173047900
Classification
Brand
Dosage Form
INJECTION
Route
SUBCUTANEOUS
Effective Date
8/19/2026
Active Ingredients
SUMATRIPTAN SUCCINATEApproval Type
New Drug (NDA)
FDA Application
NDA020080FDA Approved
12/28/1992
TE Code
AB
On Market Since
1/23/1997
Pharmacological Classes
Price Statistics
The NADAC for IMITREX 6 MG/0.5 ML PEN INJECT has been published 406 times since Nov 28, 2013, and over the history we have for it it has risen 127.2%. The table below summarizes its recorded NADAC range and movement.
| Current price | $461.4417 per ML |
|---|---|
| All-time high | $462.7350 (Jun 11, 2025) |
| All-time low | $203.1120 (Nov 28, 2013) |
| 52-week high | $462.6322 |
| 52-week low | $460.7980 |
| Median price | $365.2378 |
| Average price | $358.3567 |
| Largest weekly change | +19.7% (May 22, 2024) |
| Weeks tracked | 406 |
| Tracking since | Nov 28, 2013 |
Generic Alternatives
The matcher finds 2 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 97% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of IMITREX 6 MG/0.5 ML PEN INJECT?
The current National Average Drug Acquisition Cost (NADAC) for IMITREX 6 MG/0.5 ML PEN INJECT, manufactured by GlaxoSmithKline LLC, is $461.4417 per ML (NDC 00173047900), effective Aug 19, 2026.
How has the price of IMITREX 6 MG/0.5 ML PEN INJECT changed over time?
Over the history we have for it, the NADAC for IMITREX 6 MG/0.5 ML PEN INJECT has risen 127.2%. It has been tracked across 406 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for IMITREX 6 MG/0.5 ML PEN INJECT?
Since Nov 28, 2013, the NADAC for IMITREX 6 MG/0.5 ML PEN INJECT has ranged from a low of $203.1120 (Nov 28, 2013) to a high of $462.7350 (Jun 11, 2025), with a median of $365.2378 per ML.
Are there cheaper alternatives to IMITREX 6 MG/0.5 ML PEN INJECT?
Yes. 2 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, SUMATRIPTAN 6 MG/0.5 ML VIAL, is $15.2470 per ML — about 97% below IMITREX 6 MG/0.5 ML PEN INJECT.
Who manufactures IMITREX 6 MG/0.5 ML PEN INJECT?
IMITREX 6 MG/0.5 ML PEN INJECT (NDC 00173047900) is labeled by GlaxoSmithKline LLC, and CMS classifies it as a brand product.