Five Nepali pharmaceutical companies have earned the prestigious UN World Health Organisation (WHO) certification and can now export their products internationally. Nepal Pharmaceuticals Laboratories (including ?-lactam section), Deurali Janta Pharmaceuticals, National Healthcare, Omnica Lab and Quest Pharmaceuticals all meet WHO's Good Manufacturing Practices (GMP) criteria for manufacturing, storage and documentation, with anti-contmaination safeguards with multiple air-locking, santised facilities, HVAC systems and quality control. In Nepal, the Department of Drug Administration issues the WHO GMP certificate to companies which comply with the guidelines.