{"uid":"cap_nn2FH7yyc5TWnOw24JGuZ","slug":"rxnav-atc-drug-class-lookup-40ca09a8","name":"RxNav ATC Drug Class Lookup","description":"List RxClass drug classes of the given class type {q} (e.g. ATC1-4, MOA, EPC) from the NLM RxNav API. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/rxnav-atc-classes","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SffKi72qFocRVZIJF9kcC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of RxClass drug classes from the NLM RxNav API filtered by a given class type (e.g. ATC1-4, MOA, EPC).","exampleAgentPrompt":"Can you pull all the Mechanism of Action (MOA) drug classes from the NLM RxClass database — I need the full list to categorize medications in my formulary tool.","exampleUseCases":[{"title":"Pharmacist building drug interaction checker","prompt":"I'm creating a medication safety app and need you to fetch all the Established Pharmacological Classes (EPC) from NLM RxClass so I can map drug interactions by class type."},{"title":"Healthcare researcher analyzing ATC hierarchy","prompt":"Pull the complete ATC level 2 drug classification list from RxNav for me — I'm analyzing prescribing patterns across different drug categories in our clinical trial."},{"title":"Pharmacy system integrating formulary management","prompt":"Can you get all available drug classes organized by Mechanism of Action from the NLM database? We're restructuring our hospital formulary and need the authoritative taxonomy."}],"resultDescription":"A JSON array of RxClass drug class records matching the requested class type, including class names and identifiers sourced from the NLM RxNav API.","failureModes":["Missing or invalid q parameter returns empty or error response","Unsupported class type string yields no results","NLM RxNav upstream API unavailable causes failure","Payment not processed results in 402 error"],"whenToPreferThis":"Use this endpoint when you need a structured list of drug classes from the authoritative NLM RxNav/RxClass system, filtered by a specific classification scheme such as ATC (levels 1–4), Mechanism of Action (MOA), or Established Pharmacological Class (EPC). Prefer this over scraping NLM directly or using drug databases that don't expose class taxonomy.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:21:40.464Z","isFirstParty":false}