Diphenhydramine HCL
- Product NDC
- 66424-020
- 11-digit product format
- 664240020
- Labeler code
- 66424
- Product ID
- 66424-020_2ba32ed3-96ca-2dd9-e063-6294a90a8d81
- Type
- HUMAN OTC DRUG
- Nonproprietary name
- Diphenhydramine HCL
- Dosage form
- CAPSULE
- Route
- ORAL
- Labeler
- SDA Laboratories, Inc.
- Application
- M012
- Marketing category
- OTC MONOGRAPH DRUG
- Marketing start
- 2010-01-27
- Substance
- DIPHENHYDRAMINE HYDROCHLORIDE
- Active strength
- 25 mg/1
- Pharmacologic classes
- Histamine H1 Receptor Antagonists [MoA], Histamine-1 Receptor Antagonist [EPC]
- NDC exclude flag
- No
- Listing certified through
- 2027-12-31
- Current FDA listing
- Yes
Observed NDC auxiliary status history#
This history shows the information present in each captured FDA auxiliary file. It is not a continuous regulatory timeline, and a missing record does not establish a status.
| Captured / source date | Dataset | Scope | Package NDC | Code | Status | Snapshot | Source SHA-256 |
|---|---|---|---|---|---|---|---|
| 2025-01-11 03:41 UTC · source 2025-01-10 | excluded product | product | U | Excluded because listing certification expired | 0efc9e666f02… | f202fb6c5f17… | |
| 2025-01-11 03:41 UTC · source 2025-01-10 | excluded package | package | 66424-020-01 | U | Excluded because listing certification expired | 0efc9e666f02… | f202fb6c5f17… |
| 2025-01-11 03:41 UTC · source 2025-01-10 | excluded package | package | 66424-020-10 | U | Excluded because listing certification expired | 0efc9e666f02… | f202fb6c5f17… |
| 2022-08-30 03:57 UTC · source 2022-08-29 | excluded product | product | I | Inactivated by FDA | fb8cb913e6d1… | eb8c232b6be0… | |
| 2022-08-30 03:57 UTC · source 2022-08-29 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | fb8cb913e6d1… | eb8c232b6be0… |
| 2022-08-30 03:57 UTC · source 2022-08-29 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | fb8cb913e6d1… | eb8c232b6be0… |
| 2022-04-09 23:13 UTC · source 2022-04-08 | excluded product | product | I | Inactivated by FDA | 86f5da6cb304… | a595104c45d7… | |
| 2022-04-09 23:13 UTC · source 2022-04-08 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | 86f5da6cb304… | a595104c45d7… |
| 2022-04-09 23:13 UTC · source 2022-04-08 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | 86f5da6cb304… | a595104c45d7… |
| 2022-04-04 05:40 UTC · source 2022-04-01 | excluded product | product | I | Inactivated by FDA | bd6a592717d7… | 303034d00443… | |
| 2022-04-04 05:40 UTC · source 2022-04-01 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | bd6a592717d7… | 303034d00443… |
| 2022-04-04 05:40 UTC · source 2022-04-01 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | bd6a592717d7… | 303034d00443… |
| 2021-12-27 23:28 UTC · source 2021-12-27 | excluded product | product | I | Inactivated by FDA | 8dfbde2a14a4… | c9ff85d89658… | |
| 2021-12-27 23:28 UTC · source 2021-12-27 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | 8dfbde2a14a4… | c9ff85d89658… |
| 2021-12-27 23:28 UTC · source 2021-12-27 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | 8dfbde2a14a4… | c9ff85d89658… |
| 2020-12-18 03:04 UTC · source 2020-12-17 | excluded product | product | I | Inactivated by FDA | e2bbac7714bc… | 27bdfed8d636… | |
| 2020-12-18 03:04 UTC · source 2020-12-17 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | e2bbac7714bc… | 27bdfed8d636… |
| 2020-12-18 03:04 UTC · source 2020-12-17 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | e2bbac7714bc… | 27bdfed8d636… |
| 2020-06-10 20:45 UTC · source 2020-06-10 | excluded product | product | I | Inactivated by FDA | 9bebd1f3094a… | 5416666fcb17… | |
| 2020-06-10 20:45 UTC · source 2020-06-10 | excluded package | package | 66424-020-10 | I | Inactivated by FDA | 9bebd1f3094a… | 5416666fcb17… |
| 2020-06-10 20:45 UTC · source 2020-06-10 | excluded package | package | 66424-020-01 | I | Inactivated by FDA | 9bebd1f3094a… | 5416666fcb17… |
| 2019-12-08 06:16 UTC · source 2019-12-05 | excluded product | product | E | Excluded after deficient or non-compliant submission was not corrected | 110d247fa046… | a55b01930146… | |
| 2019-12-08 06:16 UTC · source 2019-12-05 | excluded package | package | 66424-020-01 | E | Excluded after deficient or non-compliant submission was not corrected | 110d247fa046… | a55b01930146… |
| 2019-12-08 06:16 UTC · source 2019-12-05 | excluded package | package | 66424-020-10 | E | Excluded after deficient or non-compliant submission was not corrected | 110d247fa046… | a55b01930146… |
Reported adverse events (FAERS/openFDA)#
Adverse event summaries are temporarily unavailable. Other product information remains available.
Additional Listing Data#
- Finished product
- Yes
- Brand name base
- Diphenhydramine HCL
- Listing expiration
- 2027-12-31
Active Ingredients#
| Ingredient | Strength |
|---|---|
| DIPHENHYDRAMINE HYDROCHLORIDE | 25 mg/1 |
Harmonized UNII identifiers#
| Identifier | FDA.report destination |
|---|---|
| TC2D6JAD40 | Internal UNII lookup |
Harmonized RxCUI identifiers#
| Identifier | FDA.report destination |
|---|---|
| 1049909 | Internal RxNorm lookup |
Harmonized SPL set identifiers#
| Identifier | FDA.report destination |
|---|---|
| 6a520986-1004-4ee6-9a47-1dfd90bb1b2c | Available on FDA.report |
DailyMed Product Concepts#
| Product concept | Relation | Version | Effective |
|---|---|---|---|
| 0e2e0f88-b076-afe1-4bdd-32bca4375bec | Product name | 3 | 20250127 |
| 3e48c9c4-918d-5d23-2f0b-d2398b06be54 | Product name | 1 | 20140508 |
| 865c72dd-0d94-daac-f728-ddd4ded2a79e | Product name | 1 | 20140508 |
FDA-Initiated Inactive NDC Indexing#
| NDC | Effective | Related label |
|---|---|---|
| 66424-020-01 | 2023-06-13 | Drug Facts |
| 66424-020-10 | 2023-06-13 | Drug Facts |
| 66424-020-01 | 2020-01-31 | Drug Facts |
| 66424-020-10 | 2020-01-31 | Drug Facts |
DailyMed Package Descriptions#
| Package NDC | Product | Description | Form | Quantity | Strength | SPL version |
|---|---|---|---|---|---|---|
| 66424-020-01 | Diphenhydramine HCL | 100 in 1 BOTTLE, PLASTIC | CAPSULE | 100 | 3 | |
| 66424-020-10 | Diphenhydramine HCL | 1000 in 1 BOTTLE, PLASTIC | CAPSULE | 1000 | 3 |
DailyMed Billing Units#
| Package NDC | Billing unit | Product NDC | DailyMed indexing SPL | SPL version | Effective |
|---|---|---|---|---|---|
| 66424-020-01 | EA - Each | 66424-020 | 62be7459-d627-4d56-af74-b18dfb1581dc | 1 | 2012-07-24 |
| 66424-020-10 | EA - Each | 66424-020 | cc145bd4-6e21-4bfe-a7b2-2ffe0528742b | 1 | 2012-07-24 |
DailyMed Socrata Ingredients#
DailyMed Dashboard NDC Coverage#
openFDA label cross-check#
OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.
DailyMed RxNorm Mappings#
| RxCUI | RxNorm string | TTY | DailyMed | SPL version |
|---|---|---|---|---|
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 3ac0beba-303d-404e-bfec-0cf8c0e8624d | 12 |
| 1020477 | diphenhydrAMINE HCl 50 MG Oral Capsule | PSN | 3ac0beba-303d-404e-bfec-0cf8c0e8624d | 12 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 3ac0beba-303d-404e-bfec-0cf8c0e8624d | 12 |
| 1020477 | diphenhydramine hydrochloride 50 MG Oral Capsule | SCD | 3ac0beba-303d-404e-bfec-0cf8c0e8624d | 12 |
| 1020477 | diphenhydramine HCl 50 MG Oral Capsule | SY | 3ac0beba-303d-404e-bfec-0cf8c0e8624d | 12 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 5767f546-a751-4583-a8b7-971175c27ef0 | 8 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | a5809774-ed52-4f54-b48e-888631e0223d | 8 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | a5809774-ed52-4f54-b48e-888631e0223d | 8 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 5767f546-a751-4583-a8b7-971175c27ef0 | 8 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 59aeb692-2f79-45aa-8e6a-dab77cd3b2f9 | 5 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 3dbdf67f-766b-12ee-e054-00144ff8d46c | 5 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 59aeb692-2f79-45aa-8e6a-dab77cd3b2f9 | 5 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 3dbdf67f-766b-12ee-e054-00144ff8d46c | 5 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 5411544e-3c2d-4e42-e054-00144ff8d46c | 4 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 5411544e-3c2d-4e42-e054-00144ff8d46c | 4 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 5943d975-77e4-4cbd-b2d9-d699052fe82a | 3 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 6a520986-1004-4ee6-9a47-1dfd90bb1b2c | 3 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 5943d975-77e4-4cbd-b2d9-d699052fe82a | 3 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 6a520986-1004-4ee6-9a47-1dfd90bb1b2c | 3 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 7d6268c7-b2a9-1bbf-e053-2a91aa0a5d32 | 2 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 117fead9-699d-57ae-e054-00144ff88e88 | 2 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 7d6268c7-b2a9-1bbf-e053-2a91aa0a5d32 | 2 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 117fead9-699d-57ae-e054-00144ff88e88 | 2 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 2b9b13b5-b530-4359-b094-1708c7a8e6d5 | 1 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | 17df154b-af18-43ab-ae62-332b33454e4c | 1 |
| 1049909 | diphenhydrAMINE HCl 25 MG Oral Capsule | PSN | c46e1443-dffe-47a9-bc9a-acbe3a8b0b41 | 1 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 2b9b13b5-b530-4359-b094-1708c7a8e6d5 | 1 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | 17df154b-af18-43ab-ae62-332b33454e4c | 1 |
| 1049909 | diphenhydramine hydrochloride 25 MG Oral Capsule | SCD | c46e1443-dffe-47a9-bc9a-acbe3a8b0b41 | 1 |
Packages#
| Package NDC | 11-digit format | Description | Units | Marketing start | Sample | Exclude flag | Status |
|---|---|---|---|---|---|---|---|
| 66424-020-01 | 66424002001 | 100 CAPSULE in 1 BOTTLE, PLASTIC (66424-020-01) | 100 capsule | 2010-01-27 | No | No | Current |
| 66424-020-10 | 66424002010 | 1000 CAPSULE in 1 BOTTLE, PLASTIC (66424-020-10) | 1000 capsule | 2010-01-27 | No | No | Current |