Analgesic - Pharmacy Freak

Aspirin Chemical Structure

October 13, 2025 Harsh Singh Rajput

Aspirin (acetylsalicylic acid) 2D chemical structure, C9H8O4, salicylate ester

1. Identification SummaryAspirin (acetylsalicylic acid) is a nonsteroidal anti-inflammatory drug (NSAID) used for analgesia, antipyresis, anti-inflammation, and—at low doses—irreversible antiplatelet therapy for cardiovascular prevention. Brand NamesAspirin, Ecotrin, Aspro, Disprin, Bayer Aspirin (regional variants and generics) NameAspirin (Acetylsalicylic acid) BackgroundA salicylate ester developed in the late 19th century; its acetylation of platelet COX-1 underlies long-lasting antiplatelet … Read more

Ibuprofen Chemical Structure

October 11, 2025October 11, 2025 Harsh Singh Rajput

Ibuprofen 2D chemical structure (propionic-acid NSAID), C13H18O2

1. Identification SummaryIbuprofen is a widely used nonsteroidal anti-inflammatory drug (NSAID) indicated for relief of mild–moderate pain, fever, and inflammatory conditions; available OTC in many regions and by prescription for higher strengths/formulations. Brand NamesAdvil, Motrin, Nurofen, Brufen (regional variants and numerous generics) NameIbuprofen BackgroundA propionic-acid NSAID introduced in the late 1960s/1970s; supplied as a racemic … Read more

Paracetamol (Acetaminophen) Chemical Structure

October 11, 2025 Harsh Singh Rajput

Paracetamol chemical structure with IUPAC

1. Identification SummaryWidely used non-opioid analgesic and antipyretic for mild–moderate pain and fever; centrally acting with minimal peripheral anti-inflammatory effects. Brand NamesExamples: Tylenol, Panadol, Calpol (brands vary by country). NameParacetamol (Acetaminophen) BackgroundDiscovered in the late 19th–early 20th century and adopted globally as a first-line antipyretic/analgesic. Included in many mono- and combination products across OTC and … Read more