Cephalexin 500 MG Oral Capsule — RxCUI 309114
RxNorm drug concept · Semantic clinical drug
RxCUI 309114
Semantic clinical drug · SCD
● Current RxNorm concept 105 FDA products
315 package NDCs
Snapshot Jul 14, 2026
What you’re looking at: the standardized identity of one medicine, as the U.S. drug-data system sees it. Below — every FDA-listed product, package code, price benchmark, and billing code that maps to it.
🗂️ Key Facts
RxCUI309114
Official nameCephalexin 500 MG Oral Capsule
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
Also known ascefalexin (as cefalexin monohydrate) 500 MG Oral Capsule
FDA products mapped105
Package NDCs mapped315
Reported Medicaid activity (SDUD)3,195,177 prescriptions · 52 state & territory Medicaid programs · latest period Q4 2025
RxNorm release07/06/2026
Snapshot dataJul 14, 2026
📖 Skip the Codes — Read It in Plain English.
Our pharmacist-built guide to Cephalexin: what it is, how it’s used, side effects, and interactions.
📗 Our plain-language guide HelloPharmacist
- Cephalexin is an antibiotic used to treat bacterial infections — things like strep throat and other respiratory infections, ear infections, skin infections, bone infections, and ur...
- Yes, you can take cephalexin with or without food — it's stable in stomach acid either way. If it upsets your stomach, taking it with a small meal or snack can help. Just try to ta...
- The most common side effects are stomach-related — diarrhea, nausea, vomiting, or indigestion. These are usually mild and manageable. The ones to call your doctor about are: a seve...
- What side effects should I watch out for?
🕸️ Concept Web — How Cephalexin 500 MG Oral Capsule Connects
One RxCUI never lives alone. Follow the path from the raw ingredient down to the exact strength-and-form concepts FDA products carry — every stop is a real RxNorm concept with its own identifier. Hover or focus any chip for what it means.
This page's concept
Cephalexin 500 MG Oral Capsule
RxCUI 309114 Semantic clinical drug · SCD
Every web starts here: one RxCUI, one fixed meaning in the RxNorm vocabulary.
-
Ingredients 1
The active substance itself — no strength, form, or brand attached yet.
-
Cephalexin
2231IN
-
Cephalexin
-
Brand names 1
The same medicine's trade names. A brand name alone says nothing about strength or form.
-
Keflex
203167BN
-
Keflex
-
Dose forms 9
The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.
-
Cephalexin Oral Capsule
371345SCDF -
Cephalexin Oral Product
1152430SCDG -
Cephalexin Pill
1152431SCDG -
Cephalexin Oral Capsule [Keflex]
366599SBDF -
Keflex Oral Product
1170018SBDG -
Keflex Pill
1170019SBDG -
Oral Capsule
316965DF -
Oral Product
1151131DFG - +1 more in this family
-
Cephalexin Oral Capsule
-
Clinical & branded drugs 3
Ingredient + strength + dose form. These are the concepts real FDA products actually carry.
-
Cephalexin 500 MG
315608SCDC -
Cephalexin 500 MG Oral Capsule [Keflex]
212339SBD -
Cephalexin 500 MG [Keflex]
572537SBDC
-
Cephalexin 500 MG
Showing up to 8 concepts per family — 13 of 14 stored related concepts drawn.
These are official RxNorm vocabulary relationships — how concepts name and organize the same medicine. They do not establish therapeutic equivalence or substitutability: two concepts appearing in one web is never a statement that products can be swapped.
🔀 Generic ⇄ Brand Crosswalk
The same medicine has an unbranded (generic) identity and one or more brand-name identities — each with its own RxCUI. This is a naming relationship in RxNorm, not a statement that any two products are substitutable.
Generic (Clinical) Concepts
-
Cephalexin 500 MG
SCDC · 315608 -
Cephalexin Oral Capsule
SCDF · 371345 -
Cephalexin Oral Product
SCDG · 1152430 -
Cephalexin Pill
SCDG · 1152431
Brand-Name Concepts
-
Cephalexin 500 MG Oral Capsule [Keflex]
SBD · 212339 -
Cephalexin 500 MG [Keflex]
SBDC · 572537 -
Cephalexin Oral Capsule [Keflex]
SBDF · 366599 -
Keflex Oral Product
SBDG · 1170018 -
Keflex Pill
SBDG · 1170019 -
Keflex
BN · 203167
📦 FDA Products & Package NDCs
105 products · 315 package NDCs
315 package NDCs map to RxCUI 309114 in the current snapshot — up to 50 per page. Each linked NDC opens its full package page.
| Package NDC | Package | Brand / generic name | Labeler | Marketing start |
|---|---|---|---|---|
| 50090-3202-01 | 14 CAPSULE in 1 BOTTLE (50090-3202-1) | Cephalexin | A-S Medication Solutions | 2019-10-09 |
| 50090-3202-02 | 20 CAPSULE in 1 BOTTLE (50090-3202-2) | Cephalexin | A-S Medication Solutions | 2017-10-13 |
| 50090-3202-03 | 28 CAPSULE in 1 BOTTLE (50090-3202-3) | Cephalexin | A-S Medication Solutions | 2017-12-12 |
| 50090-3202-04 | 40 CAPSULE in 1 BOTTLE (50090-3202-4) | Cephalexin | A-S Medication Solutions | 2018-01-30 |
| 50090-3202-05 | 30 CAPSULE in 1 BOTTLE (50090-3202-5) | Cephalexin | A-S Medication Solutions | 2017-12-18 |
| 50090-3202-06 | 8 CAPSULE in 1 BOTTLE (50090-3202-6) | Cephalexin | A-S Medication Solutions | 2019-10-09 |
| 50090-3202-07 | 16 CAPSULE in 1 BOTTLE (50090-3202-7) | Cephalexin | A-S Medication Solutions | 2019-10-09 |
| 50090-3202-08 | 4 CAPSULE in 1 BOTTLE (50090-3202-8) | Cephalexin | A-S Medication Solutions | 2017-12-04 |
| 50090-3202-09 | 12 CAPSULE in 1 BOTTLE (50090-3202-9) | Cephalexin | A-S Medication Solutions | 2019-10-09 |
| 50090-3252-00 | 40 CAPSULE in 1 BOTTLE (50090-3252-0) | Cephalexin | A-S Medication Solutions | 2017-11-09 |
| 50090-3252-01 | 28 CAPSULE in 1 BOTTLE (50090-3252-1) | Cephalexin | A-S Medication Solutions | 2023-12-27 |
| 50090-3291-00 | 40 CAPSULE in 1 BOTTLE (50090-3291-0) | Cephalexin | A-S Medication Solutions | 2017-12-01 |
| 50090-3291-01 | 28 CAPSULE in 1 BOTTLE (50090-3291-1) | Cephalexin | A-S Medication Solutions | 2023-12-15 |
| 50090-3427-01 | 12 CAPSULE in 1 BOTTLE (50090-3427-1) | Cephalexin | A-S Medication Solutions | 2018-04-02 |
| 50090-3427-03 | 6 CAPSULE in 1 BOTTLE (50090-3427-3) | Cephalexin | A-S Medication Solutions | 2018-06-06 |
| 50090-4422-00 | 20 CAPSULE in 1 BOTTLE (50090-4422-0) | Cephalexin | A-S Medication Solutions | 2019-07-19 |
| 50090-4422-01 | 28 CAPSULE in 1 BOTTLE (50090-4422-1) | Cephalexin | A-S Medication Solutions | 2024-05-17 |
| 50090-4422-02 | 40 CAPSULE in 1 BOTTLE (50090-4422-2) | Cephalexin | A-S Medication Solutions | 2019-07-19 |
| 50090-4422-03 | 14 CAPSULE in 1 BOTTLE (50090-4422-3) | Cephalexin | A-S Medication Solutions | 2019-07-19 |
| 50090-4422-05 | 10 CAPSULE in 1 BOTTLE (50090-4422-5) | Cephalexin | A-S Medication Solutions | 2024-05-17 |
| 50090-4422-06 | 30 CAPSULE in 1 BOTTLE (50090-4422-6) | Cephalexin | A-S Medication Solutions | 2019-07-19 |
| 50090-4422-07 | 100 CAPSULE in 1 BOTTLE (50090-4422-7) | Cephalexin | A-S Medication Solutions | 2024-05-17 |
| 50090-4422-08 | 4 CAPSULE in 1 BOTTLE (50090-4422-8) | Cephalexin | A-S Medication Solutions | 2024-05-17 |
| 50090-5948-00 | 20 CAPSULE in 1 BOTTLE (50090-5948-0) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-01 | 28 CAPSULE in 1 BOTTLE (50090-5948-1) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-02 | 40 CAPSULE in 1 BOTTLE (50090-5948-2) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-03 | 14 CAPSULE in 1 BOTTLE (50090-5948-3) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-05 | 10 CAPSULE in 1 BOTTLE (50090-5948-5) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-07 | 100 CAPSULE in 1 BOTTLE (50090-5948-7) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-5948-08 | 4 CAPSULE in 1 BOTTLE (50090-5948-8) | Cephalexin | A-S Medication Solutions | 2022-03-31 |
| 50090-7026-01 | 12 CAPSULE in 1 BOTTLE (50090-7026-1) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-7026-03 | 6 CAPSULE in 1 BOTTLE (50090-7026-3) | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-7027-00 | 100 BLISTER PACK in 1 BOX, UNIT-DOSE (50090-7027-0) / 1 CAP... | Cephalexin | A-S Medication Solutions | 2024-01-08 |
| 50090-7162-01 | 28 CAPSULE in 1 BOTTLE (50090-7162-1) | Cephalexin | A-S Medication Solutions | 2024-05-06 |
| 50090-7223-00 | 100 CAPSULE in 1 BOTTLE (50090-7223-0) | Cephalexin | A-S Medication Solutions | 2024-08-14 |
| 50090-7224-00 | 100 CAPSULE in 1 BOTTLE (50090-7224-0) | Cephalexin | A-S Medication Solutions | 2024-08-14 |
| 50268-0151-15 | 50 BLISTER PACK in 1 BOX (50268-151-15) / 1 CAPSULE in 1 BL... | Cephalexin | AvPAK | 2014-09-15 |
| 50268-0152-15 | 50 BLISTER PACK in 1 BOX (50268-152-15) / 1 CAPSULE in 1 BL... | Cephalexin | AvPAK | 2014-09-15 |
| 51655-0028-20 | 20 CAPSULE in 1 BOTTLE, DISPENSING (51655-028-20) | Cephalexin | Northwind Pharmaceuticals, LLC | 2014-11-06 |
| 55289-0058-10 | 10 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-10) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 55289-0058-14 | 14 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-14) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 55289-0058-20 | 20 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-20) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 55289-0058-28 | 28 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-28) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 55289-0058-30 | 30 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-30) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 55289-0058-40 | 40 CAPSULE in 1 BOTTLE, PLASTIC (55289-058-40) | Cephalexin | PD-Rx Pharmaceuticals, Inc. | 2011-06-06 |
| 60687-0152-01 | 100 BLISTER PACK in 1 BOX, UNIT-DOSE (60687-152-01) / 1 CAP... | Cephalexin | American Health Packaging | 2015-10-19 |
| 60687-0163-01 | 100 BLISTER PACK in 1 BOX, UNIT-DOSE (60687-163-01) / 1 CAP... | Cephalexin | American Health Packaging | 2015-10-19 |
| 61919-0606-10 | 10 CAPSULE in 1 BOTTLE (61919-606-10) | CEPHALEXIN | DIRECT RX | 2019-04-03 |
| 61919-0606-20 | 20 CAPSULE in 1 BOTTLE (61919-606-20) | CEPHALEXIN | Direct_Rx | 2019-08-14 |
| 61919-0606-30 | 30 CAPSULE in 1 BOTTLE (61919-606-30) | CEPHALEXIN | Direct_Rx | 2019-08-13 |
Observed labelers:
A-S Medication Solutions (57) ·
Proficient Rx LP (30) ·
NuCare Pharmaceuticals,Inc. (27) ·
Ascend Laboratories, LLC (24) ·
PD-Rx Pharmaceuticals, Inc. (22) ·
REMEDYREPACK INC. (20)
· +25 more — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.
🗃️ Sources & Limits
Atlas generation902fddb9-e9c1-4004-bf4c-dba4d51037c7
openFDA export observedJul 14, 2026
RxNorm release07/06/2026
Methodology2026-07-full-catalog-v1
- A shared RxCUI does not prove interchangeability. Products mapped to the same concept are not thereby equivalent or substitutable — equivalence is a separate, product-level determination.
- Listing here does not establish approval or coverage. Appearing in this snapshot is a data observation, not an FDA approval status or a payer coverage decision.
- Missing data never means zero. A silent dataset (no price, no billing code, no utilization) means no observation — not that the real-world value is zero.
- Counts describe the mapping footprint. Product, package, and labeler counts are the FDA-listed mapping footprint in this snapshot — not sales, inventory, availability, or market share.
This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product.
Reference information about drug-concept identifiers and public regulatory data — not medical advice. Talk to your pharmacist or prescriber about your own medication.