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Harsh Singh Rajput

I am pursuing MBA in pharmaceutical management from NIPER Hyderabad with a strong academic record and proven success in national-level pharmacy entrance exams. I secured AIR 61 in NIPER 2024 (MS/M.Pharm) and AIR 27 in NIPER MBA, along with AIR 147 in GPAT 2024 and AIR 907 in GPAT 2023. I also achieved AIR 6 in AIIMS CRE-2025 for Drug Store Keeper and was selected as a Pharmacist (AIR 61) for ESIC. Additionally, I was the Runner-Up in Round 2 of the EY Case Study Competition. At PharmacyFreak.com, I aim to guide future pharmacists through expert content, exam strategies, and insightful resources based on real experience and academic excellence. Mail- harsh@pharmacyfreak.com

Benzene Chemical Structure

October 16, 2025 by Harsh Singh Rajput
Benzene chemical structure, aromatic ring, 2D skeletal formula, C6H6

1. Identification Summary Benzene is an aromatic hydrocarbon (C₆H₆) consisting of a planar six-membered ring with delocalized π … Read more

Metronidazole Chemical Structure

October 16, 2025 by Harsh Singh Rajput
Metronidazole chemical structure (nitroimidazole), 2D skeletal formula, C6H9N3O3

1. Identification Summary Metronidazole is a nitroimidazole antibacterial/antiprotozoal used systemically and topically for susceptible anaerobic infections and select … Read more

Prednisolone Chemical Structure

October 16, 2025 by Harsh Singh Rajput
Prednisolone chemical structure (glucocorticoid), 2D skeletal formula, C21H28O5

1. Identification Summary Prednisolone is an intermediate-acting glucocorticoid used for inflammatory, allergic, autoimmune, and neoplastic conditions; it is … Read more

Mechanism of Action of Anticholinergic Drugs

October 14, 2025 by Harsh Singh Rajput
MOA of Anticholinergic Drugs

Introduction Anticholinergic drugs, also known as parasympatholytic agents, inhibit the actions of the neurotransmitter acetylcholine (ACh) at muscarinic … Read more

Azithromycin Chemical Structure

October 14, 2025 by Harsh Singh Rajput
Azithromycin chemical structure (azalide macrolide), 2D skeletal formula, C38H72N2O12

1. Identification Summary Azithromycin is a 15-membered azalide macrolide antibiotic indicated for susceptible infections across respiratory, skin/soft-tissue, sexually … Read more

Salbutamol Chemical Structure

October 14, 2025 by Harsh Singh Rajput
Salbutamol (albuterol) chemical structure, 2D skeletal formula, C13H21NO3

1. Identification Summary Salbutamol (USAN: albuterol) is a short-acting β₂-adrenergic agonist (SABA) used for rapid bronchodilation in asthma, … Read more

Losartan Chemical Structure

October 14, 2025 by Harsh Singh Rajput
Losartan chemical structure (angiotensin II receptor blocker), 2D skeletal formula, C22H23ClN6O

1. Identification Summary Losartan is an angiotensin II receptor blocker (ARB) for hypertension, diabetic nephropathy in type 2 … Read more

Amlodipine Chemical Structure

October 14, 2025 by Harsh Singh Rajput
Amlodipine chemical structure (dihydropyridine CCB), 2D skeletal formula, C20H25ClN2O5

1. Identification Summary Amlodipine is a dihydropyridine calcium-channel blocker for hypertension and chronic stable/vasospastic angina; long half-life supports … Read more

Cholesterol Chemical Structure

October 14, 2025 by Harsh Singh Rajput
Cholesterol chemical structure (sterol), 2D skeletal formula, C27H46O

1. Identification Summary Cholesterol is an endogenous sterol (cholest-5-en-3β-ol) essential for mammalian cell membranes, precursor of bile acids, … Read more

Mechanism of Action of Antibiotics

October 13, 2025 by Harsh Singh Rajput
MOA of Antibiotics

Introduction Antibiotics are chemotherapeutic agents used to kill or inhibit bacterial growth by targeting essential microbial functions that … Read more

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