doxycycline · Pfizer · NDA 050006, 050007, 050442, 050480
Vibramycin
Earliest generic entry, as listed · earliest of 6 marketed strengths
Open now
No marketed reference-listed strength; date taken from all listed strengths.
No unexpired patents or exclusivities are listed for this product.
Listed patents · 0 unexpired
No unexpired patents listed.
Exclusivities · 0 unexpired
No unexpired exclusivities listed.
Paragraph IV certifications · 0
No Paragraph IV certification listed by FDA for this drug.
The list shows that a generic applicant certified to FDA that a listed patent is invalid or not infringed. It does not show litigation, settlements or launch timing.
Event history
- Generic approved · ANDA 203276, Avet Lifesciences · 050442-001Approved 19 Feb 2026Detected 25 Oct 2026Historical import
- Generic approved · ANDA 217972, Steriscience · 050442-001Approved 6 Nov 2025Detected 25 Oct 2026Historical import
Products covered · 6
| NDA · product | Form | Strength | Listed expiry |
|---|---|---|---|
| 050006 · 001 · RLD · discontinued | for suspension, oral | EQ 25MG BASE/5ML **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | open |
| 050007 · 001 · RLD · discontinued | capsule, oral | EQ 50MG BASE **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | open |
| 050007 · 002 · RLD · discontinued | capsule, oral | EQ 100MG BASE **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | open |
| 050442 · 001 · RLD · discontinued | injectable, injection | EQ 200MG BASE/VIAL **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | open |
| 050442 · 002 · RLD · discontinued | injectable, injection | EQ 100MG BASE/VIAL **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | open |
| 050480 · 001 · RLD · discontinued | suspension, oral | EQ 50MG BASE/5ML | open |