Pharmacuetical company Strides Arcolab today said the World Health Organization (WHO) has included its generic fixed dose combination of anti-HIV drug - Lamivudine Zidovidine - in the list of pre-qualified suppliers.Prior to this approval, the company has four HIV drugs in the WHO pre-qualified list, the company informed the Bombay Stock Exchange.Three more products have been submitted for pre-qualification, which would complete a comprehensive product offering from the company, it added.