Acyclovir 400 MG Oral Tablet — RxCUI 197311
RxNorm drug concept · Semantic clinical drug
RxCUI 197311
Semantic clinical drug · SCD
● Current RxNorm concept 81 FDA products
268 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
RxCUI197311
Official nameAcyclovir 400 MG Oral Tablet
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
Also known asacycycloguanosine 400 MG Oral Tablet
FDA products mapped81
Package NDCs mapped268
Reported Medicaid activity (SDUD)573,765 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 Acyclovir Topical: what it is, how it’s used, side effects, and interactions.
📗 Our plain-language guide HelloPharmacist
- It fights the herpes simplex virus that causes the cold sore. The cream works by getting inside virus-infected skin cells and blocking the virus from copying itself, which helps sh...
- What exactly does acyclovir cream do for a cold sore?
- No — acyclovir cream is for the outer skin of your lips and face only. It should never go inside your mouth, nose, or eye. If your cold sore is partially inside the lip, stay on th...
- Can I put the cream inside my mouth or on my gums?
🕸️ Concept Web — How Acyclovir 400 MG Oral Tablet 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
Acyclovir 400 MG Oral Tablet
RxCUI 197311 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.
-
Acyclovir
281IN
-
Acyclovir
-
Brand names 1
The same medicine's trade names. A brand name alone says nothing about strength or form.
-
Zovirax
152535BN
-
Zovirax
-
Dose forms 9
The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.
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Acyclovir Oral Tablet
370537SCDF -
Acyclovir Oral Product
1153461SCDG -
Acyclovir Pill
1153462SCDG -
Acyclovir Oral Tablet [Zovirax]
368174SBDF -
Zovirax Oral Product
1186464SBDG -
Zovirax Pill
1186465SBDG -
Oral Tablet
317541DF -
Oral Product
1151131DFG - +1 more in this family
-
Acyclovir Oral Tablet
-
Clinical & branded drugs 3
Ingredient + strength + dose form. These are the concepts real FDA products actually carry.
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Acyclovir 400 MG
315281SCDC -
Acyclovir 400 MG Oral Tablet [Zovirax]
201905SBD -
Acyclovir 400 MG [Zovirax]
566051SBDC
-
Acyclovir 400 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
-
Acyclovir 400 MG
SCDC · 315281 -
Acyclovir Oral Tablet
SCDF · 370537 -
Acyclovir Oral Product
SCDG · 1153461 -
Acyclovir Pill
SCDG · 1153462
Brand-Name Concepts
-
Acyclovir 400 MG Oral Tablet [Zovirax]
SBD · 201905 -
Acyclovir 400 MG [Zovirax]
SBDC · 566051 -
Acyclovir Oral Tablet [Zovirax]
SBDF · 368174 -
Zovirax Oral Product
SBDG · 1186464 -
Zovirax Pill
SBDG · 1186465 -
Zovirax
BN · 152535
📦 FDA Products & Package NDCs
81 products · 268 package NDCs
268 package NDCs map to RxCUI 197311 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 |
|---|---|---|---|---|
| 00904-7507-61 | 100 BLISTER PACK in 1 CARTON (0904-7507-61) / 1 TABLET in 1... | Acyclovir | Major Pharmaceuticals | 2025-01-28 |
| 23155-0227-01 | 100 TABLET in 1 BOTTLE (23155-227-01) | ACYCLOVIR | Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. | 2013-08-08 |
| 23155-0227-05 | 500 TABLET in 1 BOTTLE (23155-227-05) | ACYCLOVIR | Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. | 2013-08-08 |
| 23155-0228-01 | 100 TABLET in 1 BOTTLE (23155-228-01) | ACYCLOVIR | Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. | 2013-08-08 |
| 23155-0228-05 | 500 TABLET in 1 BOTTLE (23155-228-05) | ACYCLOVIR | Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. | 2013-08-08 |
| 31722-0777-01 | 100 TABLET in 1 BOTTLE (31722-777-01) | Acyclovir | Camber Pharmaceuticals, Inc. | 2013-11-29 |
| 31722-0777-05 | 500 TABLET in 1 BOTTLE (31722-777-05) | Acyclovir | Camber Pharmaceuticals, Inc. | 2013-11-29 |
| 31722-0778-01 | 100 TABLET in 1 BOTTLE (31722-778-01) | Acyclovir | Camber Pharmaceuticals, Inc. | 2013-11-29 |
| 31722-0778-05 | 500 TABLET in 1 BOTTLE (31722-778-05) | Acyclovir | Camber Pharmaceuticals, Inc. | 2013-11-29 |
| 43063-0928-04 | 4 TABLET in 1 BOTTLE, PLASTIC (43063-928-04) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2020-06-18 |
| 43063-0928-05 | 5 TABLET in 1 BOTTLE, PLASTIC (43063-928-05) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2023-10-30 |
| 43063-0928-15 | 15 TABLET in 1 BOTTLE, PLASTIC (43063-928-15) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2019-02-13 |
| 43063-0928-25 | 25 TABLET in 1 BOTTLE, PLASTIC (43063-928-25) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2019-01-25 |
| 43063-0928-30 | 30 TABLET in 1 BOTTLE, PLASTIC (43063-928-30) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2019-01-16 |
| 43063-0928-40 | 40 TABLET in 1 BOTTLE, PLASTIC (43063-928-40) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2019-03-29 |
| 43063-0928-60 | 60 TABLET in 1 BOTTLE, PLASTIC (43063-928-60) | Acyclovir | PD-Rx Pharmaceuticals, Inc. | 2019-01-09 |
| 50090-3250-00 | 2 TABLET in 1 BOTTLE (50090-3250-0) | acyclovir | A-S Medication Solutions | 2018-10-15 |
| 50090-3250-02 | 25 TABLET in 1 BOTTLE (50090-3250-2) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3250-03 | 50 TABLET in 1 BOTTLE (50090-3250-3) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3250-04 | 15 TABLET in 1 BOTTLE (50090-3250-4) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3250-05 | 30 TABLET in 1 BOTTLE (50090-3250-5) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3250-06 | 60 TABLET in 1 BOTTLE (50090-3250-6) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3250-09 | 45 TABLET in 1 BOTTLE (50090-3250-9) | acyclovir | A-S Medication Solutions | 2017-11-08 |
| 50090-3254-00 | 90 TABLET in 1 BOTTLE (50090-3254-0) | acyclovir | A-S Medication Solutions | 2017-11-17 |
| 50090-3254-01 | 21 TABLET in 1 BOTTLE (50090-3254-1) | acyclovir | A-S Medication Solutions | 2017-11-09 |
| 50090-6844-00 | 90 TABLET in 1 BOTTLE (50090-6844-0) | Acyclovir | A-S Medication Solutions | 2023-11-29 |
| 50090-7275-02 | 25 TABLET in 1 BOTTLE (50090-7275-2) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7275-03 | 50 TABLET in 1 BOTTLE (50090-7275-3) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7275-04 | 15 TABLET in 1 BOTTLE (50090-7275-4) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7275-05 | 30 TABLET in 1 BOTTLE (50090-7275-5) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7275-06 | 60 TABLET in 1 BOTTLE (50090-7275-6) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7275-09 | 45 TABLET in 1 BOTTLE (50090-7275-9) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7276-00 | 90 TABLET in 1 BOTTLE (50090-7276-0) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7276-01 | 21 TABLET in 1 BOTTLE (50090-7276-1) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50090-7277-00 | 90 TABLET in 1 BOTTLE (50090-7277-0) | Acyclovir | A-S Medication Solutions | 2024-10-08 |
| 50268-0061-15 | 50 BLISTER PACK in 1 BOTTLE, UNIT-DOSE (50268-061-15) / 1 T... | Acyclovir | AvPAK | 2011-03-16 |
| 50268-0062-15 | 50 BLISTER PACK in 1 BOTTLE, UNIT-DOSE (50268-062-15) / 1 T... | Acyclovir | AvPAK | 2014-07-18 |
| 51407-0145-01 | 100 TABLET in 1 BOTTLE, PLASTIC (51407-145-01) | Acyclovir | Golden State Medical Supply, Inc. | 2018-09-04 |
| 51407-0145-05 | 500 TABLET in 1 BOTTLE, PLASTIC (51407-145-05) | Acyclovir | Golden State Medical Supply, Inc. | 2018-09-04 |
| 51407-0146-01 | 100 TABLET in 1 BOTTLE, PLASTIC (51407-146-01) | Acyclovir | Golden State Medical Supply, Inc. | 2018-09-04 |
| 51407-0146-05 | 500 TABLET in 1 BOTTLE, PLASTIC (51407-146-05) | Acyclovir | Golden State Medical Supply, Inc. | 2018-09-04 |
| 51655-0300-23 | 25 TABLET in 1 BOTTLE, DISPENSING (51655-300-23) | Acyclovir | Northwind Health Company, LLC | 2023-12-05 |
| 51655-0300-26 | 90 TABLET in 1 BOTTLE, PLASTIC (51655-300-26) | Acyclovir | Northwind Health Company, LLC | 2023-05-05 |
| 51655-0300-35 | 35 TABLET in 1 BOTTLE, PLASTIC (51655-300-35) | Acyclovir | Northwind Health Company, LLC | 2022-12-02 |
| 51655-0300-50 | 60 TABLET in 1 BOTTLE, PLASTIC (51655-300-50) | Acyclovir | Northwind Health Company, LLC | 2022-12-02 |
| 51655-0300-52 | 30 TABLET in 1 BOTTLE, DISPENSING (51655-300-52) | Acyclovir | Northwind Health Company, LLC | 2014-10-22 |
| 51655-0300-54 | 15 TABLET in 1 BOTTLE, PLASTIC (51655-300-54) | Acyclovir | Northwind Health Company, LLC | 2023-01-11 |
| 51655-0300-84 | 14 TABLET in 1 BOTTLE, PLASTIC (51655-300-84) | Acyclovir | Northwind Health Company, LLC | 2023-01-25 |
| 54348-0627-10 | 1 BOTTLE in 1 BOX (54348-627-10) / 10 TABLET in 1 BOTTLE | Acyclovir | PharmPak, Inc. | 2019-08-08 |
| 54348-0627-15 | 1 BOTTLE in 1 BOX (54348-627-15) / 15 TABLET in 1 BOTTLE | Acyclovir | PharmPak, Inc. | 2019-08-08 |
Observed labelers:
Bryant Ranch Prepack (64) ·
Proficient Rx LP (37) ·
A-S Medication Solutions (19) ·
NuCare Pharmaceuticals,Inc. (16) ·
Zydus Lifesciences Limited (12) ·
Zydus Pharmaceuticals (USA) Inc. (12)
· +27 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.