Raktify › Knowledge Center
Knowledge Center
Plain, sourced answers about blood donation in India — written for donors, patients and the people who organise camps. Every clinical page names who reviewed it and when.
Raktify is a free, non-profit platform run by Choudhari EduHealth India Foundation. If you want to help, you can register as a donor, host a camp, or write for this library.
Donation basics
Plain-English definitions of the words you will hear at a blood bank or on a camp day — component, crossmatch, deferral, apheresis, TTI screening, lookback, and the rest.
The minimum interval between whole blood donations, why it differs for men and women, and why platelet donation follows a completely different clock.
In medical review — not yet publishedWhat happens between a hospital raising a blood request and a donor getting a WhatsApp message — which donors are contacted, which are deliberately not, and why stock is always checked before anyone is messaged.
The age and haemoglobin limits, the conditions that rule someone out permanently, and the temporary reasons you may be asked to come back later.
In medical review — not yet publishedBlood groups and compatibility
Red cell compatibility across all eight ABO and Rh groups, why plasma compatibility runs in the opposite direction, and why whole blood follows neither rule.
In medical review — not yet publishedFor hospitals and blood banks
A licensed blood bank does far more than store blood — it screens donors, separates whole blood into components, tests every unit for transfusion-transmissible infections, and keeps each component at its own temperature until a hospital needs it.
Questions and answers
How Raktify works for donors, camp organisers, hospitals and blood banks — what it costs, how the WhatsApp alerts work, how to stop them, and who can see your details.
About this library
How pages in this library are written, reviewed, dated and corrected — what we will and will not publish, why some finished pages are still unpublished, and how to tell us we are wrong.
We are looking for haematologists, transfusion medicine specialists, blood bank officers and medical writers to author and review pages in this library. What we publish, what we pay, and how to get in touch.