Illustrated Articles
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Clomipramine is given by mouth and is used on and off label to treat behavior disorders such as obsessive-compulsive disorders, anxiety, aggression, and urine marking. Common side effects include lack of appetite, vomiting, diarrhea, constipation, dry mouth, elevated liver enzymes, difficulty urinating, or tiredness. Do not use in pets that are allergic to it or other tricyclic antidepressants, in breeding males, in pets with a history of seizures, or concurrently with monoamine oxidase inhibitors such as amitraz flea collars. If a negative reaction occurs, please call your veterinary office.
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Clonazepam is given by mouth and is used off label to treat seizures and certain behavioral disorders. Common side effects include sleepiness, incoordination, drooling, excitement, or increased appetite. Do not use in pets that are allergic to it or other benzodiazepines or in pets with significant liver disease. If a negative reaction occurs, please call your veterinary office.
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Clonidine is a medication that is used to treat behavioral disorders in dogs, particularly anxiety or phobia-related. Give as directed. Side effects are generally mild if present and include sedation, lethargy, agitation/excitation, aggression, and constipation. Monitoring blood pressure as well as heart rate and rhythm is recommended with chronic use. If you suspect an overdose or an adverse reaction to the medication, call your veterinary office immediately.
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Clopidogrel is given by mouth in the form of a tablet or compounded liquid and is used off label to prevent abnormal blood clots in dogs, cats, and horses. Give as directed by your veterinarian. Common side effects include vomiting, diarrhea, or lack of appetite. Do not use in pets that are allergic to it or that have bleeding problems. If a negative reaction or bleeding occurs, please call your veterinary office.
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Clorazepate is given by mouth and is used off label to treat epilepsy and various behavior disorders. Give as directed by your veterinarian. Common side effects include sleepiness and incoordination. Clorazepate should not be used in pets that are allergic to it or other benzodiazepines or in pets with significant liver disease. If a negative reaction occurs, please call your veterinary office.
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Cloxacillin is given by mouth and is used off label to treat certain bacterial infections, most commonly staphylococcal infections. Common side effects include gastrointestinal upset such as vomiting and diarrhea. Do not use in pets that have an allergy to penicillins or cephalosporins.
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Codeine is given by mouth or injection and is used off label to treat mild to moderate pain, cough, and occasionally diarrhea. Give as directed by your veterinarian. Common side effects include sleepiness and constipation. Do not use in pets that are allergic to it or other opioids, in pets with inflammatory bowel disease, or in pets that have ingested a toxic substance. If a negative reaction occurs, please call your veterinary office.
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Coenzyme Q-10 is an over the counter supplement given by mouth and is used off label to treat heart, nerve, or inflammatory conditions in dogs and cats. Give as directed by your veterinarian. Side effects are uncommon and have not been documented. Use cautiously in pregnant or nursing pets. If a negative reaction occurs, please call your veterinary office.
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Colchicine is given by mouth and is used off label to primarily treat amyloidosis and Shar-Pei fever. Give as directed by your veterinarian. Side effects are not well documented and may include nausea, vomiting, diarrhea, lack of appetite, skin rash, incoordination, severe tiredness, weakness, infections, bleeding, or bruising. Do not use in pets that are allergic to it or in pets with severe kidney, gastrointestinal, or heart disease. If a negative reaction occurs, please call your veterinary office.
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Colloidal oatmeal topical (brand name DermAllay®, Epi-Soothe, others) is an anti-inflammatory, antipruritic (anti-itching), and emollient (softening, soothing) agent used in the treatment of surface skin disorders and skin reactions in cats and dogs. It is made from oat grains (Avena sativa). Colloidal oatmeal topical comes in spray, cream rinse, and shampoo forms.