Test 1 Drugs Flashcards
Acepromazine AE
Common: sedation, ataxia. Rare: extrapyramidal effects. Excessive vagal tone especially in brachycephalic breeds. Hypotension. Horses: persistent penile prolapse.
Acepromazine CI
Caution to seizure animals. Dystonia. Extrapyramidal effects from phenothiazines.
Acepromazine MOA
Inhibits central dopaminergic and is antimuscarinic and blocks norepinephring at adrenergic receptors (alpha receptors). Sedation and vasodialation.
Acepromazine Therapeutic goal
Decrease vomiting
Acetaminophen AE
High doses: liver toxicity. Cats: severe toxicosis. Toxicity: methemoglobinemia, acute hepatic toxicosis, swelling of paws, Heinz body anemia
Acetaminophen CI
Cats, with hepatic drug enzymes
Acetaminophen MOA
Analgesic: Inhibits centrally mediated pain by inhibition of COX 3, inhibits prostaglandin H2 synthesis through peroxidase enzyme, stimulates 5HT3 (serotonin) to inhibit pain pathways.
Acetaminophen Therapeutic goal
Reduce pain
Altrenogest AE
None
Altrenogest CI
Pregnant, women, mares or gilts with previous uterine problems (metritis).
Altrenogest MOA
Synthetic progestin thus progesterone agonist. Suppresses estrus, predictable estrous activity once discontinued. Useful to induce syncronized normal cycle of estrous.
Altrenogest Therapeutic goal
Prevent ovulation
Apomorphine AE
Irritation of conjunctival membrane. High dose: sedation. Higher dose: excitement.
Apomorphine CI
Caution in cats sensitive to opiates.
Apomorphine MOA
Emetic; potent lipophilic agent that crosses the blood brain barrier to stimulate dopamine receptors in the vomiting center. Not absorbed orally due to first pass effect.
Apomorphine Therapeutic goal
Emetic
Aspirin AE
Narrow therapeutic index. High doses: vomiting, ulceration, bleeding
Aspirin CI
Cats, prone to GI ulcers, caution with coagulopathies.
Aspirin MOA
NSAID: Inhibits COX enzymes and NF kappa B. COX enzymes are part of prostaglandin syntesis. NF kappa b are part of cytokine (IL1 and IL6) production
Aspirin Therapeutic goal
Reduce inflammation, Reduce pain
Azathioprine AE
Bone marrow suppression, Dogs: diarrhea, 2nd infections, vomiting, hepatotoxicosis, pancreatitis (with corticosteroids)
Azathioprine CI
Use extreme caution when administering to cats
Azathioprine MOA
Inhibits T-cell lymphocyte function specifically purine metabolism
Azathioprine Therapeutic goal
Suppress immune response
Benzocaine AE
None
Benzocaine CI
None
Benzocaine MOA
Inhibits Na channels on neurons thus inhibiting depolarization and conduction of nerve impulses.
Benzocaine Therapeutic goal
Reduce pain
Betamethasone AE
Polyphagia, PUPD, hypothalamic-pituitary-adrenal axis suppression, GI ulceration, hepatopathy, increased risk of diabetes, hyperlipidemia, decreased thyroid hormone, decreased protein synthesis, delayed wound healing, immunosuppression and secondary infection. Horse: additional laminitis
Betamethasone CI
Caution in prone to ulcers, infection, wounds, diabetic, renal failure, pregnant.
Betamethasone MOA
Potent, long lasting corticosteroid (no glucocorticoid effects) that inhibits inflammatory cells, suppresses expression of inflammatory mediators. Anti-inflammatory and immunosuppressive.
Betamethasone Therapeutic goal
Suppress immune response; Replace mineralocorticoid; Reduce inflammation
Budesonide AE
After 30 days of treatment there is decreased response to ACTH and decreased cortisol.
Budesonide CI
None
Budesonide MOA
Corticosteroid. High glucocorticoid and weak mineralocorticoid
Budesonide Therapeutic goal
Suppress immune response
Bupivacain AE
High dose systemic: nervous system signs. Cat toxicity: bradycardia, arrhythmias, tremors, muscle twitching, seizures. Epidural: respiratory paralysis
Bupivacain CI
Prone to reactions from epinephrine
Bupivacain MOA
Inhibits Na channels on neurons thus inhibiting depolarization and conduction of nerve impulses. Binds to prostaglandin E2 receptors to inhibit production of prostaglandins thus reduce fever, inflammation, and hyperalgesia
Bupivacain Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Carprofen AE
Vomiting, anorexia, diarrhea, decrease T4 concentrations. Rare: idiosyncratic acute hepatic toxicity.
Carprofen CI
Cats at dog dose. Prone to GI ulcers, concurrently with ulcerogenic drugs (corticosteroids). Caution if previous adverse effects from NSAIDs
Carprofen MOA
NSAID: inhibits COX, relatively COX 1 sparing
Carprofen Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Chlorambucil AE
Myelosuppression
Chlorambucil CI
Suppressed bone marrow
Chlorambucil MOA
Cytotoxic agent: nitrogen mustard
Chlorambucil Therapeutic goal
Suppress immune response
Ciclesonide AE
Human: headaches, epistaxis, nasopharyngitis, ear pain
Ciclesonide CI
Hypersensitivity to any of the ingrediants
Ciclesonide MOA
Affinity for glucocorticoid receptor that has anti-inflammatory activity
Ciclesonide Therapeutic goal
Suppress immune response
Cisapride AE
Human: cardiac effects. High OD in dogs: abdominal pain, aggression, ataxia, fever, vomiting. Higher OD: also diarrhea and CNS reactions
Cisapride CI
GI obstructions
Cisapride MOA
Increase GI motility: Agonist for 5-hydroxytryptamine (5-HT4) recetors on myenteric neurons, antagonist for 5-HT3 receptor, thus enhanses the release of acetylcholine at the myenteric plexus thereby increasing motility of the stomach, SI, and colon.
Cisapride Therapeutic goal
Increase GI motility
Cloprostenol AE
Abortion, cattle: high doses cause discomfort, milk letdown, frothing. Endometritis following treatment of pyometra. Dogs: panting, vomiting, nausea, diarrhea 15-45min after injection, mammary enlargement, mild milk production.
Cloprostenol CI
Women, humans with respiratory problems
Cloprostenol MOA
Synthetic prostaglandin (PGF2-alpha) provides PGF2 alpha effects. Direct luteolytic action on CL. In non-cycling cows induces etrus in 2-5 days. Terminates pregnancy. Resolution of pyometra, mummified fetus, or luteal cyst.
Cloprostenol Therapeutic goal
Increase ovulation; terminate pregnancy
Cyclophosphamide AE
Toxic to bone marrow (dose dependent), vomiting, diarrhea, sterile hemorrhagic cystitis, hair loss
Cyclophosphamide CI
Use cautiously in animals at risk for infection. Teratogenin and embryotoxic. Dont use in pregnant animals.
Cyclophosphamide MOA
Cytotoxic and anticancer agent. Nitrogen mustards that alkylate various macromolecules (guanine of DNA), toxic to rapidly proliferating cells
Cyclophosphamide Therapeutic goal
Suppress immune response
Cyclosporine AE
Dogs: vomiting, diarrhea, anorexia. High doses cause neurotoxicity as tremors, skin lesions, gingival proliferation, peridontitis. Cats: 2nd infections, tumors, toxoplasmosis
Cyclosporine CI
Pregnant
Cyclosporine MOA
Binds to receptor on calcineurin and inhibits the t cell receptor activated signal transduction pathway. Blocks cytokines (IL 2) and block proliferation of activated T lymphocytes
Cyclosporine Therapeutic goal
Suppress immune response
Cyproheptadine AE
Polyphagia, weight gain. Cats: hyperactivity.
Cyproheptadine CI
None
Cyproheptadine MOA
Antiserotonin properties that alter serotonin activity in appetite center.
Cyproheptadine Therapeutic goal
Increase appetite
Deracoxib AE
Vomiting, diarrhea, nausea, ulcers, GI erosions, possible renal toxicity. High dose: azotemia
Deracoxib CI
Preexisting GI or renal problems. Use only as single dose in cats
Deracoxib MOA
NSAID: inhibits COX, relatively COX 1 sparing
Deracoxib Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Desoxycorticosterone pivalate AE
High doses: excessive mineralocorticoid effects.
Desoxycorticosterone pivalate CI
Pregnant, cautiously with congestive heart failure or renal dz
Desoxycorticosterone pivalate MOA
Mineralocorticoid without glucocorticoid activity, mimics the effects of aldosterone by retaining Na.
Desoxycorticosterone pivalate Therapeutic goal
Replace mineralocorticoid
Dexamethasone AE
Polyphagia, PUPD, hypothalamic-pituitary-adrenal axis suppression, GI ulceration, hepatopathy, increased risk of diabetes, hyperlipidemia, decreased thyroid hormone, decreased protein synthesis, delayed wound healing, immunosuppression and secondary infection. High dose glucocorticoids in neurologic patients can lead to excitotoxic cell death and oxidative injury. Horse: additional laminitis
Dexamethasone CI
Caution in prone to ulcers, infection, wounds, diabetic, renal failure, pregnant. Give IV slowly due to hemolysis, hypotension, and collapse.
Dexamethasone MOA
Corticosteroid that inhibits inflammatory cells, suppresses expression of inflammatory mediators. Anti-inflammatory and immunosuppressive. Glucocorticoid effects.
Dexamethasone Therapeutic goal
Suppress immune response; Reduce inflammation
Diazepam AE
IM or SQ can be painful/irritating. IV can cause phlebitis. Common: sedation. Dogs: ataxia and increased appetite, excitement and agitation. Cats: idiopathic fatal hepatic necrosis. Chronic use: dependence and withdrawl syndrome.
Diazepam CI
Impaired liver function. Long term use in cats can lead to liver toxicity.
Diazepam MOA
Potentiation of GABA-receptor-mediated effects in CNS.
Diazepam Therapeutic goal
Increase appetite
Diclofenac AE
Vomiting, diarrhea, nausea, ulcers, GI erosions, possible renal toxicity.
Diclofenac CI
Hypersensitivity to any of the ingrediants
Diclofenac MOA
NSAID: inhibits COX thus inhibiting prostaglanding formation
Diclofenac Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Dinoprost AE
Diarrhea, abdominal discomfort, bronchoconstriction, increase blood pressure.
Dinoprost CI
Humans: respiratory problems, pregnant.Induces abortion. Dont administer IV
Dinoprost MOA
Synthetic prostaglandin (PGF2-alpha) provides PGF2 alpha effects. Direct luteolytic action on CL. In non-cycling cows induces etrus in 2-5 days. Terminates pregnancy. Resolution of pyometra, mummified fetus, or luteal cyst.
Dinoprost Therapeutic goal
Increase ovulation; terminate pregnancy
Diphenhydramine AE
Sedation, dry mouth, decreased GI secretions. High doses: excitement.
Diphenhydramine CI
Glaucoma, ileus, or cardiac arrhythmias
Diphenhydramine MOA
Antihistamine: blocks H1 receptor and suppresses inflammation caused by histamine.Antiemetic: block histamine in vomiting control centers.
Diphenhydramine Therapeutic goal
Antiemetic
eCG MOA
Mare: LH like action causing ovulation/luteinization of follicles. All other animals: FSH like action.
eCG Therapeutic goal
Increase ovulation
Erythromycin AE
Large animals: diarrhea. Foals: hyperthermia. Small animals: vomiting, diarrhea. Rodents and rabbits: serious/fatal diarrhea.
Erythromycin CI
Rodents and rabbits. Giving IM IV.
Erythromycin MOA
GI motility: stimulation of motilin receptors. Antibiotics: binds 50S ribosome in bacteria to inhibit protein synthesis. Spectrum: gram positive aerobic bacteria and mycoplasma. Cattle: Pasteurella multocida, Mannheimia haemolytica, Histophilus somni.
Erythromycin Therapeutic goal
Increase GI motility
Etodolac AE
Vomiting, diarrhea, nausea, ulcers, GI erosions, possible renal toxicity, keratoconjunctivitis sicca. High dose in horses: GI toxicity
Etodolac CI
Prone to GI ulcers, concurrently with ulcerogenic drugs (corticosteroids), prone to KCS, compromised renal function. Caution if previous adverse effects from NSAIDs
Etodolac MOA
NSAID: inhibits COX, relatively COX 1 sparing in horses but not in dogs
Etodolac Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Famotidine AE
Hemolysis when rapidly injected IV in cats. Seen with decreased renal clearance.
Famotidine CI
Caution when giving IV
Famotidine MOA
Antiulcer agent; inhibit histamine on H2 receptors of parietal cells, inhibits gastric parietal cell thus dec gastric acid secretion thus increases stomach pH.
Famotidine Therapeutic goal
Antiulcer agent
Finasteride AE
None in dogs.
Finasteride CI
Pregnant
Finasteride MOA
Synthetic steroid type II 5 alpha reductase inhibitor. Inhibits conversion of testosterone to dihydrotestosterone.
Finasteride Therapeutic goal
Change male reproduction
Firocoxib AE
Vomiting, diarrhea, nausea, ulcers, GI erosions, possible renal toxicity. Horse: behavior change, rare GI problems, high dose causes ulcers, azotemia, renal injury, erosion of skin and oral mucosa, prolonged bleeding. Dogs: behavior changes
Firocoxib CI
Dogs and Cats: preexisting GI or renal problems. Horses: Toxicity at recommended doses exceeding 30 day treatment
Firocoxib MOA
NSAID: inhibits COX, relatively COX 1 sparing
Firocoxib Therapeutic goal
Reduce inflammation; Reduce fever; Reduce pain
Flumethasone AE
Polyphagia, PUPD, hypothalamic-pituitary-adrenal axis suppression, GI ulceration, hepatopathy, increased risk of diabetes, hyperlipidemia, decreased thyroid hormone, decreased protein synthesis, delayed wound healing, immunosuppression and secondary infection. Horse: additional laminitis
Flumethasone CI
Caution in prone to ulcers, infection, wounds, diabetic, renal failure, pregnant.
Flumethasone MOA
Potent glucocorticoid that inhibits inflammatory cells, suppresses expression of inflammatory mediators. Anti-inflammatory and immunosuppressive.
Flumethasone Therapeutic goal
Suppress immune response; Reduce inflammation
Flunixin AE
High doses or prolonged use: gastritis and GI ulcers. Horses: affect recovery from ischemic intestinal injury, IM myositis and abscess. Reduced renal perfusion.
Flunixin CI
Pregnant near term, calves for veal, bulls for repro