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Pharmacy Freak Editorial Team

Pharmacy Freak Editorial Team is the official editorial voice of PharmacyFreak.com, dedicated to creating high-quality educational resources for healthcare learners. Our team publishes and reviews exam preparation content across pharmacy, nursing, coding, social work, and allied health topics, with a focus on practice questions, study guides, concept-based learning, and practical academic support. We combine subject research, structured editorial review, and clear presentation to make difficult topics more accessible, accurate, and useful for learners preparing for exams and professional growth.

Mechanism of Action of Dapagliflozin

Mechanism of action of Dapagliflozin

Introduction Dapagliflozin is an oral sodium–glucose co-transporter 2 (SGLT2) inhibitor, used to treat type 2 diabetes mellitus (T2DM). Additionally, it offers benefits in heart failure and chronic kidney disease, independent of its glucose-lowering effects. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Oral, once daily Bioavailability ~78% Protein Binding ~91% Metabolism Glucuronidation (UGT1A9) Half-life … Read more

Mechanism of Action of Sitagliptin

Mechanism of action of Sitagliptin

Introduction Sitagliptin is an oral dipeptidyl peptidase‑4 (DPP‑4) inhibitor used to manage type 2 diabetes mellitus (T2DM). It improves glycemic control by enhancing incretin hormone activity, leading to increased insulin secretion and decreased glucagon release in a glucose-dependent manner. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Oral Bioavailability ~87% Protein Binding ~38% Metabolism … Read more

Mechanism of Action of Vortioxetine

Mechanism of action of Vortioxetine

Introduction Vortioxetine is a multimodal antidepressant approved for major depressive disorder (MDD). It uniquely combines serotonin transporter (SERT) inhibition with agonist, partial agonist, and antagonist actions at various serotonin receptors, enhancing efficacy on mood, cognition, and anxiety. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Oral tablet, once daily Bioavailability ~75–90% Time to Peak … Read more

Mechanism of Action of Natalizumab (Tysabri)

Mechanism of action of Natalizumab

Introduction Natalizumab is a humanized IgG4 monoclonal antibody targeting the α4 integrin subunit. It’s approved for relapsing-remitting multiple sclerosis (RRMS) and moderate to severe Crohn’s disease. By blocking leukocyte adhesion, it prevents immune cell migration into the brain and gut. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Intravenous infusion Half-life ~11 days Distribution … Read more

Mechanism of Action of Remdesivir (Veklury)

Mechanism of action of Remdesivir

Introduction Remdesivir is an intravenous antiviral prodrug that inhibits viral RNA-dependent RNA polymerase (RdRp). Originally developed for Ebola, it is approved for COVID-19 in hospitalized and non-hospitalized high-risk patients. It also shows activity against several RNA viruses. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Intravenous infusion (single or multiple doses) Distribution Extensive tissue … Read more

Mechanism of Action of Adalimumab (Humira)

Mechanism of action of Adalimumab

Introduction Adalimumab is a fully human monoclonal IgG1 antibody that specifically targets tumor necrosis factor‑α (TNF‑α). By neutralizing TNF‑α, it reduces inflammation across a variety of autoimmune conditions, including rheumatoid arthritis (RA), psoriatic arthritis (PsA), ankylosing spondylitis (AS), Crohn’s disease, ulcerative colitis, and plaque psoriasis. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Subcutaneous … Read more

Mechanism of Action of Entyvio (Vedolizumab)

Mechanism of action of Entyvio

Introduction Entyvio (vedolizumab) is a recombinant humanized IgG1 monoclonal antibody that targets the α4β7 integrin on gut-homing T-lymphocytes. It is approved for moderate to severe ulcerative colitis and Crohn’s disease, particularly in patients who have not responded to or cannot tolerate TNF antagonists. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Intravenous infusion (300 mg) … Read more

Mechanism of Action of Etanercept (Enbrel)

Mechanism of action of Etanercept

Introduction Etanercept is a biologic fusion protein that functions as a soluble tumor necrosis factor (TNF) receptor. By binding TNF-α and TNF-β in circulation, it blocks their interaction with cell surface receptors, reducing systemic inflammation. It is approved for rheumatoid arthritis (RA), psoriatic arthritis (PsA), ankylosing spondylitis (AS), juvenile idiopathic arthritis (JIA), and plaque psoriasis. … Read more

NSAID Classification – A Complete Guide for Pharmacy Students

CLASSIFICATION OF NSAID

Introduction Non-steroidal anti-inflammatory drugs (NSAIDs) are among the most widely used medications globally. They are primarily prescribed for their analgesic, anti-inflammatory, and antipyretic properties. Whether it’s managing acute pain, chronic arthritis, or postoperative inflammation, NSAIDs are essential tools in clinical practice. Understanding their classification is critical for pharmacy students and healthcare professionals to ensure rational … Read more

Mechanism of Action of Tofacitinib (Xeljanz)

Mechanism of action of Liraglutide

Introduction Tofacitinib is an oral Janus kinase (JAK) inhibitor, primarily targeting JAK1 and JAK3. It blocks intracellular signaling of multiple inflammatory cytokines and is approved for rheumatoid arthritis (RA), psoriatic arthritis (PsA), ulcerative colitis (UC), and other immune-mediated diseases. Step-by-Step Mechanism of Action Pharmacokinetic Parameters Parameter Value Route Oral Bioavailability ~74% Time to Peak (Tmax) … Read more

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