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Complete guide to setting up and using WhatsApp Business API for appointment notifications and patient communication.
Sent immediately after booking
Hi {{patient_name}}, your appointment with {{doctor_name}} is confirmed for {{date}} at {{time}}. See you soon!
24-hour reminder before appointment
Reminder: You have an appointment tomorrow ({{date}}) at {{time}} with {{doctor_name}}. Reply CONFIRM to confirm attendance.
When appointment time changes
Your appointment has been rescheduled to {{new_date}} at {{new_time}}. Please save this new time. Contact us if you have any questions.
When appointment is cancelled
Your appointment scheduled for {{date}} at {{time}} has been cancelled. Please contact us to reschedule or if you have any questions.
https://yourdomain.com/api/whatsapp/webhookyour_secure_verify_tokenAlways use HTTPS for webhook URLs and keep your verify token secure. Never share these credentials publicly.
Send messages during business hours (9 AM - 6 PM) to improve engagement and avoid disturbing patients.
Always use approved templates. Sending messages with unapproved templates will result in API restrictions.
Include patient names and specific appointment details to make messages more personal and relevant.
Always provide clear instructions for patients to opt out of WhatsApp notifications if they prefer other communication methods.
Respect WhatsApp's rate limits (1000 messages per second). Implement queuing for bulk messages.
Monitor and respond to patient messages promptly. Set up auto-responses for common queries.
Use interactive buttons and quick replies for appointment confirmations and rescheduling.
Create templates in multiple languages to serve diverse patient populations.