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Drugs A to Z
Select any letter to display the medications available then choose one to learn more about the side effects, dosing, interactions and the most important information about its use.
D
Brompheniramine is an antihistamine that reduces the natural chemical histamine in the
body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dacarbazine is a cancer (antineoplastic) medication. Dacarbazine interferes with the growth
of cancer cells and slows their growth and spread in the body.
Daclizumab is an immunosuppressant. Immunosuppressants decrease the actions of the
body's immune system.
Dactinomycin is a cancer (antineoplastic) medication. Dactinomycin interferes with the
growth of cancer cells and slows their growth and spread in the body.
Dalfopristin and quinupristin is a combination antibiotic that fights severe or
life-threatening infection caused by bacteria.
Dalteparin is an anticoagulant (blood thinner) that prevents the formation of blood clots.
Danaparoid is an anticoagulant (blood thinner). Danaparoid prevents the formation of
blood clots.
Danazol is a man-made form of a steroid. Danazol affects the ovaries and pituitary gland
and prevents the release of certain hormones in the body.
Dantrolene is a muscle relaxant. It works by directly affecting the ability of your muscles to
contract (stiffen).
Dapsone is an antiinfective medication.
Dapsone topical is an antiinfective medication.
Daptomycin is an antibiotic that fights bacteria in the body.
Darbepoetin alfa is a man-made form of a protein that helps your body produce red blood
cells. The amount of this protein in your body may be reduced when you have kidney failure or
use certain medications. When fewer red blood cells are produced, you can develop a condition
called anemia.
Darifenacin reduces muscle spasms of the bladder and urinary tract.
Darunavir is an antiviral medication in a group of HIV medicines called protease
(PRO-tee-ayz) inhibitors. Darunavir prevents human immunodeficiency virus (HIV) cells from
multiplying in your body.
Dasatinib is a cancer medication that slows the growth and spread of cancer cells in the
body.
Daunorubicin is a cancer (antineoplastic) medication. Daunorubicin interferes with the
growth of cancer cells and slows their growth and spread in the body.
Daunorubicin liposomal is a cancer (antineoplastic) medication. Daunorubicin liposomal
interferes with the growth of cancer cells and slows their growth and spread in the body.
Decitabine is a cancer medicine. It helps prevent cancer cells from spreading in the body.
Deferasirox binds to iron and removes it from the blood stream.
Deferoxamine binds to iron and removes it from the blood stream.
Delavirdine is an antiviral medication that prevents human immunodeficiency virus (HIV)
cells from multiplying in your body.
Demecarium bromide ophthalmic reduces pressure in the eye by increasing the amount of
fluid that drains from the eye. Demecarium bromide ophthalmic also causes the pupil to become
smaller and reduces its response to light or dark conditions.
Demeclocycline is a tetracycline antibiotic. It fights bacteria in the body.
Denileukin diftitox is a designed protein containing toxins that attach themselves to
certain types of malignant cells in the body. Denileukin diftitox works by destroying these
malignant cells to slow the progression of cancer.
Desipramine is a tricyclic antidepressant. Desipramine affects chemicals in the brain that
may become unbalanced.
Desirudin is an anticoagulant (blood thinner). Desirudin prevents the formation of blood
clots.
Desloratadine is an antihistamine that reduces the natural chemical histamine in the body.
Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Desloratadine is an antihistamine that reduces the natural chemical histamine in the body.
Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Desonide is a topical (for the skin) steroid. It reduces the actions of chemicals in the body
that cause inflammation, redness, and swelling.
Desoximetasone is a topical (for the skin) steroid. It reduces the actions of chemicals in
the body that cause inflammation, redness, and swelling.
Desvenlafaxine is an antidepressant in a group of drugs called selective serotonin and
norepinephrine reuptake inhibitors (SSNRIs). Desvenlafaxine affects chemicals in the brain that
may become unbalanced and cause depression.
Dexamethasone is in a class of drugs called steroids. Dexamethasone prevents the release
of substances in the body that cause inflammation.
Dexamethasone is in a class of drugs called steroids. Dexamethasone prevents the release
of substances in the body that cause inflammation.
Dexamethasone nasal was withdrawn from the U.S. market in 1998.
Dexamethasone ophthalmic is in a class of drugs called corticosteroids. It inhibits
processes in the body that cause inflammation. Therefore, the swelling and pain of inflammatory
conditions is decreased.
Dexbrompheniramine is an antihistamine that reduces the natural chemical histamine in
the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dexbrompheniramine is an antihistamine that reduces the natural chemical histamine in
the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dexchlorpheniramine is an antihistamine that reduces the natural chemical histamine in
the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dexchlorpheniramine is an antihistamine. It blocks the effects of the naturally occurring
chemical histamine in your body.
Dexchlorpheniramine is an antihistamine. It works in your body against a natural
chemical called histamine. Dexchlorpheniramine prevents sneezing; itchy, watery eyes and nose;
and other symptoms of allergies and hay fever.
Dexmethylphenidate is a mild stimulant to the central nervous system (brain and nerves).
Dexrazoxane is used to protect the heart from harmful side effects caused by doxorubicin
(Adriamycin).
Dextroamphetamine is a central nervous system stimulant. It affects chemicals in the
brain and nerves that contribute to hyperactivity and impulse control.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Dextrothyroxine is used to lower high cholesterol (a type of fat) levels in the blood.
Diazepam is in a group of drugs called benzodiazepines (ben-zoe-dye-AZE-eh-peens).
Diazepam affects chemicals in the brain that may become unbalanced and cause anxiety.
Diazepam rectal is in a group of drugs called benzodiazepines
(ben-zoe-dye-AZE-eh-peens). Diazepam rectal affects chemicals in the brain that may become
unbalanced and cause seizure.
Diazoxide given orally raises blood sugar by slowing the release of insulin from the
pancreas.
Dibucaine topical (applied to the skin) is an antiseptic, or numbing medicine.
Dichlorphenamide is a carbonic anhydrase inhibitor. Carbonic anhydrase is a protein in your
body. Dichlorphenamide reduces the activity of this protein.
Diclofenac is in a group of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs).
Diclofenac works by reducing hormones that cause inflammation and pain in the body.
Diclofenac is in a group of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs).
Diclofenac works by reducing hormones that cause inflammation and pain in the body.
Diclofenac is in a group of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs).
It works by reducing hormones that cause inflammation and pain in the body.
Diclofenac is in a group of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs).
It works by reducing hormones that cause inflammation and pain in the body.
Dicloxacillin is an antibiotic in the penicillin group of drugs. It fights bacteria in your
body.
Dicyclomine relieves spasms of the muscles in the stomach and intestines by blocking the
actions of certain chemicals in the body.
Didanosine is an antiviral medication that prevents human immunodeficiency virus (HIV)
cells from multiplying in your body.
Diethylpropion is a sympathomimetic amine, which is similar to an amphetamine. It is
also known as an "anorectic" or an "anorexigenic" drug. Diethylpropion stimulates the central
nervous system (nerves and brain), which increases your heart rate and blood pressure and
decreases your appetite.
Diflorasone is a topical (for the skin) steroid. It reduces the actions of chemicals in the
body that cause inflammation, redness, and swelling.
Diflunisal is in a group of drugs called nonsteroidal anti-inflammatory drugs (NSAIDs).
It works by reducing hormones that cause inflammation and pain in the body.
Digoxin helps the heart to beat more strongly and regularly.
Digoxin immune FAB is used as an antidote to treat a life-threatening overdose of digoxin
or digitoxin.
Dihydrocodeine is in a group of drugs called narcotics. It is a cough suppressant that
affects the signals in the brain that trigger cough reflex.
Dihydroergotamine affects vasoconstriction (narrowing of arteries and veins).
Dihydroergotamine also affects blood flow patterns that are associated with vascular headaches.
Dihydrotachysterol is a form of vitamin D. Vitamin D is needed by the body to keep your
bones and teeth healthy. It also helps your body absorb and use calcium more efficiently to help
protect bones and teeth.
Diltiazem is in a class of drugs called calcium channel blockers. Diltiazem relaxes (widens) your
blood vessels (veins and arteries), which makes it easier for your heart to pump and reduces its
workload.
Diltiazem is in a group of drugs called calcium channel blockers. It works by relaxing the
muscles of your heart and blood vessels.
Dimenhydrinate is used to prevent and treat nausea, vomiting, dizziness, and vertigo
associated with motion sickness.
Dimercaprol is a chelating (KEE-late-ing) agent. A chelating agent is capable of
removing a heavy metal, such as lead or mercury, from the blood.
Dimethyl sulfoxide is used to treat pain and swelling associated with bladder or urinary
conditions including cystitis (bladder inflammation or irritation).
Dinoprostone is a prostaglandin, a hormone-like substance that is naturally produced by
tissues in the body.
Diphenhydramine is an antihistamine that reduces the natural chemical histamine in the
body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Diphenhydramine is an antihistamine that reduces the natural chemical histamine in the
body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Diphenhydramine is an antihistamine. Diphenhydramine blocks the effects of the naturally
occurring chemical histamine in the body.
Diphenhydramine is an antihistamine. It blocks the effects of the naturally occurring chemical
histamine in the body and reduces congestion.
Diphtheria and tetanus are serious diseases caused by bacteria.
Diphtheria and tetanus are serious diseases caused by bacteria. Diphtheria is spread from
person to person. Tetanus enters the body through cuts or wounds. Vaccines for these diseases
expose the individual to a small amount of the bacteria (or to a protein from the bacteria) and cause
the body to develop immunity to the disease.
Diphtheria, haemophilus influenzae, pertussis, and tetanus are serious diseases caused by
bacteria.
Diphtheria, pertussis, and tetanus are serious diseases caused by bacteria.
Diphtheria, tetanus, and pertussis are serious diseases caused by bacteria.
Diphtheria, tetanus, and pertussis are serious diseases caused by bacteria.
Dipivefrin reduces the amount of fluid in the eye, which decreases pressure inside the eye.
Dipyridamole keeps the platelets in your blood from coagulating (clotting) to prevent
blood clots from forming on or around an artificial heart valve.
Dirithromycin is in a class of drugs called macrolide antibiotics. Dirithromycin fights
bacteria in your body.
Disopyramide affects the way that your heart beats.
Disulfiram interferes with the metabolism of alcohol resulting in unpleasant effects when alcohol
is consumed.
Divalproex sodium affects chemicals in the body that may be involved in causing
seizures.
Dobutamine is a direct-acting inotropic agent.
Docetaxel is a cancer medicine that slows the growth and spread of cancer cells in the
body.
Docosanol is an antiviral medication used to treat cold sore infections caused by the
herpes simplex virus. Docosanol shortens the healing time and the length of time symptoms are
present.
Docusate is a stool softener. It makes stools softer and easier to pass.
Docusate is a stool softener. It makes stools softer and easier to pass.
Dofetilide is a heart rhythm medication, also called an antiarrhythmic.
Dolasetron blocks the actions of chemicals in the body that may cause nausea and
vomiting.
Donepezil improves the function of nerve cells in the brain. It works by preventing the
breakdown of a chemical called acetylcholine (ah see til KO leen). People with dementia usually
have lower levels of this chemical, which is important for the processes of memory, thinking, and
reasoning.
Doripenem is an antibiotic that fights serious infections caused by bacteria.
Dornase alfa is a synthetic protein that breaks down excess DNA in the pulmonary secretions
of people with cystic fibrosis.
Dorzolamide ophthalmic reduces the amount of fluid in the eye, which decreases pressure
inside the eye. Timolol ophthalmic is a beta-blocker that also reduces pressure inside the eye.
Dorzolamide reduces the amount of fluid in the eye, which decreases pressure inside the
eye.
Doxazosin is in a group of drugs called alpha-adrenergic blockers. Doxazosin causes the
blood vessels (veins and arteries) to relax and expand, improving blood flow. Doxazosin also
relaxes muscles in the prostate and bladder neck, making it easier to urinate.
Doxepin is in a group of drugs called tricyclic antidepressants. Doxepin affects chemicals
in the brain that may become unbalanced.
Doxercalciferol is a synthetic (man-made) form of vitamin D. Vitamin D is important for
the absorption of calcium from the stomach and for the functioning of calcium in the body.
Doxorubicin is a cancer (antineoplastic) medication. Doxorubicin interferes with the
growth of cancer cells and slows their growth and spread in the body.
Doxorubicin liposomal is a cancer (antineoplastic) medication. Doxorubicin liposomal interferes
with the growth of cancer cells and slows their growth and spread in the body.
Doxycycline is a tetracycline antibiotic. It fights bacteria in the body.
Doxylamine is an antihistamine that reduces the natural chemical histamine in the body.
Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dronabinol is a man-made form of cannabis (marijuana is an herbal form of cannabis).
Dronabinol causes many effects on your central nervous system.
Droperidol is a sedative, tranquilizer, and anti-nausea medication.
Drospirenone and ethinyl estradiol prevent ovulation (the release of an egg from an ovary)
and also cause changes in your cervical and uterine lining, making it harder for sperm to reach
the uterus and harder for a fertilized egg to attach to the uterus.
Drospirenone is a female hormone that helps regulate ovulation and menstruation.
Drotrecogin alfa is a form of human protein (Protein C).
Duloxetine is an antidepressant in a group of drugs called selective serotonin and
norepinephrine reuptake inhibitors (SSNRIs). Duloxetine affects chemicals in the brain that may
become unbalanced and cause depression.
Dutasteride prevents the conversion of testosterone to dihydrotestosterone (DHT) in the
body. DHT is involved in the development of benign prostatic hyperplasia (BPH).
Dyphylline is a bronchodilator. Dyphylline works in several ways: It relaxes muscles in
your lungs and chest to allow more air in, it decreases the sensitivity of your lungs to allergens
and other substances that cause inflammation, and it increases the contractions of your
diaphragm to draw more air into the lungs.
The use of damiana in cultural and traditional settings may differ from concepts accepted by
current Western medicine. When considering the use of herbal supplements, consultation with a primary
health care professional is advisable. Additionally, consultation with a practitioner trained in the uses of
herbal/health supplements may be beneficial, and coordination of treatment among all health care
providers involved may be advantageous.
The use of dandelion in cultural and traditional settings may differ from concepts accepted by
current Western medicine. When considering the use of herbal supplements, consultation with a primary
health care professional is advisable. Additionally, consultation with a practitioner trained in the uses of
herbal/health supplements may be beneficial, and coordination of treatment among all health care
providers involved may be advantageous.
The use of devil's claw in cultural and traditional settings may differ from concepts accepted
by current Western medicine. When considering the use of herbal supplements, consultation with a
primary health care professional is advisable. Additionally, consultation with a practitioner trained
in the uses of herbal/health supplements may be beneficial, and coordination of treatment among all
health care providers involved may be advantageous.
The use of dong quai in cultural and traditional settings may differ from concepts
accepted by current Western medicine. When considering the use of herbal supplements,
consultation with a primary health care professional is advisable. Additionally, consultation with
a practitioner trained in the uses of herbal/health supplements may be beneficial, and
coordination of treatment among all health care providers involved may be advantageous.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Dexamethasone is in a class of drugs called steroids. Dexamethasone prevents the release
of substances in the body that cause inflammation.
Dexamethasone is in a class of drugs called steroids. Dexamethasone prevents the release
of substances in the body that cause inflammation.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Diazepam rectal is in a group of drugs called benzodiazepines
(ben-zoe-dye-AZE-eh-peens). Diazepam rectal affects chemicals in the brain that may become
unbalanced and cause seizure.
Dihydroergotamine nasal causes vasoconstriction (narrowing of blood vessels). It also
affects blood flow patterns that are associated with migraine and cluster headaches.
Docusate is a stool softener. It makes stools softer and easier to pass.
Desmopressin is a man-made form of a hormone that occurs naturally in the pituitary
gland. This hormone is important for many functions including blood flow, blood pressure,
kidney function, and regulating how the body uses water.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger
cough reflex.
Docusate is a stool softener. It makes stools softer and easier to pass.
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