If you want to study BDS (Bachelor of Dental Surgery) overseas at low expense, there are some countries that provide good dental education at comparatively low tuition costs. Some of the options are:

1. Ukraine

Tuition Fees: Around USD 3,500–5,000 per annum.
Pros: Good-quality education, no entrance tests needed for most of the universities, English-medium studies available.
Most Popular Universities: Kharkiv National Medical University, Lviv National Medical University.

2. Russia

Fee: Approximately USD 3,000–6,000 annually.
Benefits: Some universities provide BDS in English, approved by WHO and medical councils across the world.
Most Popular Universities: Moscow State Medical University, St. Petersburg State Medical University.

3. China

Fee: Approximately USD 4,000–8,000 annually.
Pros: Quality education and modern technology in dental treatment, a number of Chinese universities provide BDS in English.
Top Universities: Beijing University, Wuhan University.

4. Philippines

Fees: Around USD 3,500–6,000 annually.
Pros: English is widely used, low cost of living.
Top Universities: University of the Philippines, Manila Central University.

5. Nepal

Tuition Fees: Approximately USD 4,000–7,000 per annum.
Advantages: Accredited dental schools, English-medium program options.
Popular Universities: Kathmandu University, Pokhara University.

6. Bangladesh

Tuition Fees: Approximately USD 4,000–8,000 per annum.
Advantages: Inexpensive tuition and living expenses, recognized universities by the WHO.
Popular Universities: Dhaka Dental College, Chittagong Medical College.

Other Considerations

Cost of Living: The cost of living in countries such as Ukraine, Russia, and China is relatively low compared to Western nations.
Recognition: Make sure the university is recognized by the Dental Council of India (DCI) if you intend to practice in India after graduation.
Admission Requirements: Entrance examination for BDS courses is not required in most countries, but some may need a proficiency test in English.

The choice of country is based on factors such as tuition fees, living expenses, language, and degree recognition in your home country.