API Categories
Comprehensive classification of active pharmaceutical ingredients and drug components
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Alkaloids
Naturally occurring nitrogen-containing compounds such as morphine and quinine.
Antibiotics and Antibacterials
APIs that kill or inhibit bacterial growth.
Biologics and Recombinant Proteins
Large-molecule APIs derived from living systems, e.g., monoclonal antibodies.
Carbohydrates and Glycosides
Sugar-based APIs such as digoxin and heparin.
Chemical Structure–Based Categories
Classification of APIs based on molecular or structural composition.
Emerging API Categories
Next-generation APIs based on advanced molecular and cellular technologies.
Gene Therapy APIs
APIs that deliver therapeutic genes via viral or plasmid vectors.
Inorganic Compounds
Metal-based or salt-based APIs, such as lithium carbonate or ferrous sulfate.
Nucleic Acid Derivatives
RNA and DNA-based APIs including antisense oligonucleotides and siRNAs.
Peptides and Proteins
Short or long amino acid chains used as therapeutic agents, e.g., insulin.
Pharmacological and Functional Categories
Classification of APIs based on mechanism of action or physiological effect.
Small Organic Molecules
Low-molecular-weight synthetic APIs such as paracetamol and ibuprofen.
Source-Based Categories
Classification of APIs by their origin: natural, synthetic, or biotechnological.
Steroids
Lipid-based compounds derived from cholesterol, e.g., hydrocortisone.
About Pharmaceutical API Categories
Active Pharmaceutical Ingredient (API) categories help organize and classify drug components based on their chemical structure, therapeutic use, and pharmacological properties. Understanding these categories is essential for pharmaceutical research, drug development, and regulatory compliance.
Research & Development
Essential for drug discovery and pharmaceutical research