Concussion first response — Aotearoa New Zealand
The first 72 hours decide what recovery looks like.
KnockStop is a pharmacy-supplied first-response kit and a clear, clinically reviewed plan for the hours right after a knock to the head — for families, schools, workplaces and sports clubs.
The critical window
24–72
Hours after impact when early, correct action most changes the outcome.
Why KnockStop exists
Too many concussions get treated as "just a bump."
By the time symptoms are taken seriously, the early window for the right care has often already closed. KnockStop puts clear, simple action into people's hands from the first hour.
Our mission
Make early concussion support accessible across New Zealand, through a simple pharmacy-supplied kit and education for families, athletes, schools and workplaces.
Community-led
Built in honour of Billy Guyton and Shane Christie, bringing together health professionals, community leaders, and athletes who've lived this.
Clinically aligned
Every part of the kit and its guidance is reviewed against current concussion-care practice, with a clear pathway to follow-up care.
Clinical review
KnockStop is not a substitute for medical care.
It's a bridge to it. Here's where the kit's role ends and a clinician's begins.
The KnockStop kit
Everything for the first 72 hours, in one box.
Designed to be picked up the same day as the knock — no prescription, no appointment.

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NAC (N-Acetyl Cysteine)
Supports the body's response during the early recovery phase.
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Brain Assist supplement
Targeted nutritional support for brain health during recovery.
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Recovery tape
Physical support for symptom management in the first few days.
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Step-by-step guide
Plain-language instructions on rest, monitoring, and what to watch for.
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QR-linked videos
Scan for short, clear videos on what to do next — no account or app needed.
How it works
Three steps, from the moment it happens.
Pick up your kit
Available now at Takapuna Beach Pharmacy+, with more pharmacies joining across New Zealand soon.
Follow the plan
Clear guidance on rest and monitoring, plus the tools to manage early symptoms.
Access follow-up care
If symptoms persist past 72 hours, the guide gives a direct next step to a clinician.
The length of the country, on foot
Holly is walking Cape Reinga to Dunedin for KnockStop.
One person, the length of New Zealand, to put concussion recovery in front of every community along the way.
December 2026 → April 2027 · holly@knockstop.co.nz
Support KnockStop
Every dollar funds a kit, a clinic, or a community.
KnockStop is run as a registered charity collective, managed transparently through Open Collective and Gift Collective NZ.
Helps keep the mission running month to month. Every contribution matters.
Helps establish regional clinics and fund care for those who need it most.
Proudly supported by people and organisations helping make concussion care clearer across Aotearoa.