This post contains the drug names and their mechanism of action.
As we have many drugs, this post will be always updating, so dear friends Keep Following.
Drug name
| Mechanism Of Action |
| Drugs acting on Autonomic Nervous System |
| Bethanechol | works by making the contraction of urinary bladder muscle sufficiently strong to initiate urination and empty the bladder.
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| Pilocarpine | works by stimulating certain nerves and glands in your body thereby increasing the production of saliva, tears, sweat, digestive juices and other secretions. |
| Neostigmine | works by increasing the level of acetylcholine, a chemical messenger in the brain, by suppressing acetylcholinesterase (enzyme). |
| Pyridostigmine | works by increasing the levels of acetylcholine (chemical messenger) which allows free transmission of signals across the nerves and muscles. |
| Rivastigmine | works by increasing the levels of a chemical messenger (acetylcholine) involved in transmission of nerve signals. |
| Donepezil | works by increasing the levels of a chemical messenger (acetylcholine) involved in transmission of nerve signals. |
| Galantamine | works by increasing the levels of a chemical messenger (acetylcholine) involved in transmission of nerve signals. |
| Atropine | works by blocking the activity of a chemical messenger (acetylcholine) in the brain. |
| Clidinium | works by relaxing the muscles in the stomach and gut (intestine) and stops sudden muscle contractions (spasms), thereby relieving cramps, pain, bloating, and discomfort. |
| Hyoscine butyl bromide | works by relaxing the muscles in the stomach and gut (intestine) and stops sudden muscle contractions (spasms), thereby relieving cramps, pain, bloating, and discomfort. |
| Dicyclomine | works by relaxing the muscles in the stomach and gut (intestine) and stops sudden muscle contractions (spasms), thereby relieving cramps, pain, bloating, and discomfort. |
| Valenthamate | works by blocking the effect of a chemical messenger (acetylcholine), thereby relaxing the smooth muscles of cervix and intestine. |
| Glycopyrrolate | works by blocking the activity of a chemical messenger (acetylcholine) in the brain. |
| Ipratropium bromide | works by relaxing the muscles in the airways and widens the airways. This makes breathing easier. |
| Tiotropium bromide | works by relaxing the muscles in the airways and widens the airways. This makes breathing easier. |
| Oxybutynin | works by relaxing muscles of the urinary bladder and prevents frequent, urgent or uncontrolled urination. |
| Flavoxate | works by relaxing muscles of the urinary bladder and prevents frequent, urgent or uncontrolled urination, and relieves associated pain. |
| Tolterodine | works by relaxing muscles of the urinary bladder and prevents frequent, urgent or uncontrolled urination. |
| Darifenacin | works by relaxing muscles of the urinary bladder to prevent frequent, urgent or uncontrolled urination. |
| Solifenacin | works by relaxing muscles of the urinary bladder to prevent frequent, urgent or uncontrolled urination |
| Procyclidine | works by decreasing the activity of excess acetylcholine in the brain. |
| Nicotine | works by binding to nicotine receptors in the brain during abstinence from smoking |
| Varenicline | works by mimicking the effect of nicotine by binding to the nicotine receptors in the brain. |
Bupropion | works in depression by increasing the levels of chemical messengers in the brain that helps in regulating mood. |
| Ganglionic blocking agents |
| Trimethaphan | works by preventing stimulation of postsynaptic receptors by competing with acetylcholine for these receptor sites. |
| Mecamylamine | works by relaxing blood vessels so blood can flow more easily. |
| Adrenaline (Epinephrine) | works by relaxing the muscles in the airways and tightening the blood vessels. |
| Noradrenaline (Norepinephrine, levarterenol) | works by stimulating receptors called adrenoceptors, which are found all over the body. |
| Isoprenaline (Isoproterenol) | works by increasing cardiac output by increasing the heart rate and cardiac contractility. |
| Dobutamine | works by activating the receptors in the heart. This makes the heart pump blood with more strength and force and increases its pumping capacity in conditions such as heart failure. |
| Ephedrine | works by reducing swelling and constricting blood vessels in the nasal passages and widening the lung airways, allowing you to breathe more easily. |
| Phenylephrine | works by narrowing the small blood vessels which provides temporary relief from inflammation (redness and swelling) and discomfort. |
| Methoxamine | works by increasing the force of the heart's pumping action as well as constricting peripheral blood vessels |
| Mephentermine | works by indirect stimulation of β-adrenergic receptors causing the release of norepinephrine from its storage sites. |
| Amphetamine | works by activating receptors in the brain and increases the activity of a number of neurotransmitters, especially norepinephrine and dopamine. |
| Dexamphetamine | works by changing the amounts of certain natural substances in the brain. |
| Sibutramine | works by blocking the reuptake of the neurotransmitters dopamine, norepinephrine, and serotonin. |
| Xylometazoline | works by stimulating adrenergic receptors on the lamina propria of blood vessels in the nose. |
| Oxymetazoline | works by narrowing the small blood vessels which provides temporary relief from inflammation (redness and swelling) and discomfort. |
| Naphazoline | works by narrowing swollen blood vessels in the eyes to reduce eye redness. |
| Pseudoephedrine | works by narrowing the small blood vessels which provides temporary relief from inflammation (redness and swelling) and discomfort. |
| Phenylpropanolamine | works by constricting (shrinking) blood vessels (veins and arteries) in your body. |
| Ritodrine | works by increasing cAMP level and decreases intracellular calcium concentration. decrease of calcium concentration leads to a relaxation of uterine smooth muscle and, therefore, a decrease in premature uterine contractions. |
| Isoxsuprine | works by preventing the contractions of the smooth muscles in the uterus. Thus, it relaxes the uterus to prevent premature labor. Also works by widening blood vessels to increase blood flow, thereby improving blood circulation to certain parts of the body (such as the hands/feet, brain). Therefore, it also treats peripheral vascular disease. |
| Adrenergic blocking drugs |
| Phenoxybenzamine | works by relaxing and widening blood vessels so that blood can flow more easily. |
| Ergotamine | works by maintaining the level of serotonin (chemical messenger) in the brain, thus prevents the transmission of pain. |
| Dihydroergotamine | works by tightening blood vessels in the brain and by stopping the release of natural substances in the brain that cause swelling. |
| Phentolamine | works by blocking alpha receptors in certain parts of the body. |
| Prazosin | works by lowering the blood pressure by relaxing blood vessels so that blood can flow more easily through the body. |
| Terazosin | works by lowering the blood pressure by relaxing blood vessels and also relaxes the muscles around the bladder exit and prostate, which makes it easier to urinate. |
| Doxazosin | works by lowering the blood pressure by relaxing blood vessels and also relaxes the muscles around the bladder exit and prostate, which makes it easier to urinate. |
| Alfuzosin | works by relaxing muscle around the bladder exit and prostate gland so urine is passed more easily. |
| Tamsulosin | works by relaxing muscle around the bladder exit and prostate gland so urine is passed more easily. |
| Silodosin | works by relaxing muscle around the bladder exit and prostate gland so urine is passed more easily. |
| β -Adrenergic blocking drugs |
| Propranolol | works by blocking the effects of the hormone epinephrine, also known as adrenaline |
| Sotalol | works by regulating heart beat by blocking abnormal electrical signals in the heart. |
| Pindolol | works by slowing heart rate and relaxing blood vessels to improve blood flow to organs. |
| Metoprolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Atenolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Bisoprolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Esmolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Celiprolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Nebivolol | works by slowing down the heart rate and makes the heart more efficient at pumping blood around the body. |
| Labetalol | works by slowing down the heart rate and relaxing blood vessels which makes the heart more efficient at pumping blood around the body. |
| Carvedilol | works by slowing down the heart rate and relaxing blood vessels which makes the heart more efficient at pumping blood around the body. |
| Topical drugs for Glaucoma |
| Timolol | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Betaxolol | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Levobunolol | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Apraclonidine | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Brimonidine | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Latanoprost | works by increasing the outflow of aqueous humor, thereby lowering the increased eye pressure. |
| Travoprost | works by increasing the outflow of aqueous humor, thereby lowering the increased eye pressure. |
| Bimatoprost | works by increasing the outflow of aqueous humor, thereby lowering the increased eye pressure. |
| Pilocarpine | works by stimulating certain nerves and glands in your body thereby increasing the production of saliva, tears, sweat, digestive juices and other secretions. |
| Dorzolamide | works by decreasing the production of aqueous humour (fluid in the eye), thereby lowering the increased eye pressure. |
| Autocoids and related drugs |
| Diphenhydramine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Dimenhydrinate | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Promethazine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Hydroxyzine | works by blocking the action of a chemical messenger (histamine) thereby relieves allergy symptoms such as itching, swelling, and rashes. |
| Pheniramine | works by blocking the action of a chemical messenger (histamine) thereby relieves symptoms of severe allergic reactions due to insect bite/sting, certain medicines, hives (rashes, swelling, etc.) |
| Cyproheptadine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Meclozine (Meclizine) | works by blocking the action of histamine, a chemical in the brain that controls nausea, vomiting, and balance. |
| Cinnarizine | works by preventing constriction of the blood vessels of the inner ear thereby improves the microcirculation of the ear. |
| Chlorpheniramine | works by blocking the action of histamine, thereby relieving watery eyes, runny or blocked nose, sneezing, skin rashes, itching, etc. |
| Dexchlorpheniramine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Triprolidine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Clemastine | works by blocking the action of certain chemical messengers that are responsible for inflammation, congestion, itching, and other allergic reactions. |
| Fexofenadine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
| Loratadine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
| Desloratadine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
| Cetirizine | works by blocking the action of histamine, thereby relieving watery eyes, runny or blocked nose, sneezing, skin rashes, itching, etc. |
| Levocetirizine | works by blocking the action of histamine, thereby relieving watery eyes, runny or blocked nose, sneezing, skin rashes, itching, etc. |
| Azelastine | works by blocking the action of histamine, thereby relieving watery eyes, runny or blocked nose, sneezing, skin rashes, itching, etc. |
| Mizolastine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
| Ebastine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
| Rupatadine | works by blocking the action of histamine, thereby relieving allergy symptoms such as itching, swelling, and rashes. |
LAST UPDATED ON 18.03.2022
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