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Counter Guard gives healthcare professionals and patients instant access to verified drug interactions, contraindications, and safety alerts from global registries.
Interaction Check
Metformin + Lisinopril
99.9%
Uptime
Unified Global Intelligence Registries
Aggregating over 136 certified global data sources
Translating complex clinical documentation into verifiable, automated binary checks. Eliminate ambiguity at the bedside with precise, data-driven validations.
Learn moreA single source of truth for global medication data. We map disparate standards from FDA, RxNav, and international registries into one unified interface.
Explore data graphCounter Guard plugs directly into existing clinical workflows. Our lightweight API integrates with Epic, Cerner, and pharmacy management systems without friction.
Integration guideHow It Works
From search to safety - Counter Guard delivers verified drug intelligence in seconds.
Voice, text, or barcode input
Supports voice input, barcode scanning, and medication list imports from pharmacy records.
Our platform sits as a critical 'Universal Safety Layer' between raw medical data and human decision-making.
Trusted by Clinicians Worldwide
From busy emergency departments to rural clinics, Counter Guard is trusted by thousands of clinicians, pharmacists, and patients across 40+ countries.
Counter Guard has fundamentally changed how our pharmacy team handles polypharmacy reviews. We caught three critical interactions in the first week alone that could have caused serious harm.
Dr. Sarah Okonkwo
Clinical Pharmacist
Johns Hopkins Medical Center
As a physician in a busy ED, speed is everything. Counter Guard gives me verified, registry-backed interaction data in seconds — not the five minutes I used to spend cross-referencing databases.
Dr. Marcus Webb
Emergency Medicine Physician
Massachusetts General Hospital
We integrated Counter Guard's API into our EHR in two weeks. The FHIR compatibility was seamless. Our nursing staff now have interaction alerts directly in the medication administration workflow.
Priya Nair
Chief Health Information Officer
Apollo Hospitals Group
I'm a final-year pharmacy student and Counter Guard's academic tier has been invaluable. The evidence citations and clinical rationale help me understand the why behind every interaction flag.
James Oduya
PharmD Candidate
University of Nairobi School of Pharmacy
Our hospital formulary team now runs every new drug addition through Counter Guard before approval. The registry unification across FDA, WHO, and RxNorm saves us hours of manual reconciliation.
Dr. Aisha Kamara
Director of Pharmacy Services
Aga Khan University Hospital
The public-facing version helped me understand why my elderly mother's medications were making her dizzy. Plain-language explanations and the option to share the report with her doctor was exactly what we needed.
Helen Brandt
Patient & Caregiver
Frankfurt, Germany
Security & Compliance
Our data comes directly from the world's most trusted health authorities. Every interaction, every contraindication - verified, referenced, and continuously updated by our clinical team.
Enterprise-Grade Security
All data encrypted at rest and in transit
Medical Disclaimer: Counter Guard is designed to provide educational information about medications. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult your healthcare provider before making any changes to your medication regimen.