HS classification of Mefloquine HCl affirmed, designating it under chemical preparations and permitting its free import. The Directorate General of Foreign Trade, after consultation with the Department of Chemicals and Petrochemicals and considering the molecular structure, determined that Mefloquine HCl is classifiable under HS Code 29333990 and is freely importable under the policy entry applicable to that classification, issued with DGFT approval.