SEARCH Articles Figures Tables Antiarrhythmic drugs essential Antifungal drugs essential Antihypertensive drugs essential Antimalarial drugs essential Antipsychotic drugs essential Antithrombotic drugs, essential Antithyroid drugs essential Antiviral drugs essential Cardiovascular drugs essential Drug development essential characteristics Drugs Containing Essential Oils (Aetherolea), Balsams and Oleo-Gum-Resins Drugs essential oils Essential Drugs Programme Essential drugs access Essential drugs national policy Essential oils drugs containing Gastrointestinal tract essential drugs Immunosuppressant drugs essential Lipid-lowering drugs essential List of Essential Oil Drugs, Gums and Resins Trypanosomiasis essential drugs WHO, essential drugs list World Health Organization essential drugs list