Blood Transfusion Society of Bangladesh

Leading the way in safe and advanced transfusion practices

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Everything You Need to Know

Blood Donation FAQ

Get answers to the most common questions about blood donation, safety, and the donation process

To be eligible, a donor must meet the following criteria:

Health Status

Must be in good physical and mental health

Age Requirement

Between 18 to 60 years

Weight

Not less than 45 kg / 100 lbs

Temperature

Body Temperature 98.4°F

Pulse Rate

60 – 100 / min

Blood Pressure

Systolic: 100-140 mmHg
Diastolic: 60-90 mmHg

Hemoglobin

Male: ≥ 12.5 g/dl
Female: ≥ 11.5 g/dl

Last Donation

At least 4 months ago

Donor must pass a brief health screening and medical interview before donation.

Donor Safety Measures

Use of sterile, single-use needles to prevent infection

Health screening (hemoglobin level, blood pressure, weight) to ensure donor fitness

Rapid TTI screening for five major infections (Hepatitis B, Hepatit C, HIV, Syphilis, Malaria)

Only 350–450 mL of blood collected

Possible Risks

Dizziness Fatigue Nausea Bruising at needle site

How to Avoid the Risks

Eat a light meal and drink fluids before and after donation

Rest for 10–15 minutes post-donation

Avoid heavy lifting or strenuous activity for the next 24 hours

Inform the staff immediately if feeling unwell

Every 4 Months

A healthy individual can donate whole blood at 4 months intervals

120 Days 3 Times/Year

Before Donation

1
Registration

Provide ID and basic personal details

2
Health Screening

A doctor will check:

  • • Hemoglobin level
  • • Blood pressure, pulse, and temperature
  • • Your weight (must meet minimum requirement)
  • • Answer a short questionnaire about health and recent history
3
Consent

Give written consent after understanding the process

4
Preparation

Have a light meal and drink plenty of fluids 1–2 hours before donation

During Donation

Comfort

Lie comfortably on a donor bed

Collection

Sterile needle inserted (8–12 minutes)

350–450 mL collected

Monitoring

Staff monitor you throughout

After Donation

Rest & Refreshment

Rest for 10–15 minutes. Light snacks and drinks will be provided.

Post-Donation Advice
  • Avoid heavy lifting or strenuous activity for the rest of the day
  • Drink extra fluids for 4 hours and eat well
  • Do not smoke for the next 1 hour
  • Any illness within 2 weeks of donation should be reported to the transfusion service

Quick Stats

Donation Time
10-15 min
Blood Volume
350-450 mL
Frequency
Every 4 months