WHO Essential Medicines - Pharmacy Freak

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

Amoxicillin Chemical Structure

October 11, 2025 Harsh Singh Rajput

1. Identification SummaryA β-lactam, aminopenicillin antibiotic used across primary care and hospital settings for common bacterial infections; often chosen for ENT, lower respiratory, skin/soft-tissue, urinary, and H. pylori combination therapy. Brand NamesAmoxil, Trimox, Moxatag; regional variants and numerous generics NameAmoxicillin BackgroundA semisynthetic derivative of 6-APA (developed in the 1960s) with improved oral absorption versus ampicillin. … Read more

Metformin Chemical Structure

October 11, 2025 Harsh Singh Rajput

Metformin 2D chemical structure (N,N-dimethylbiguanide), C4H11N5

1.Identification SummaryFirst-line oral antihyperglycemic (biguanide) used in type 2 diabetes mellitus; lowers hepatic glucose output, improves insulin sensitivity, and has minimal risk of hypoglycemia when used alone. Brand NamesGlucophage, Riomet, Fortamet, Glumetza (regional availability varies) NameMetformin BackgroundA synthetic dimethylbiguanide introduced clinically in the mid-20th century; retained on essential-medicine lists worldwide due to efficacy, safety profile, … 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