Anticonvulsant, Anticoagulation, Veterinary Clinics, Diagnoses, Terms and Drug Handbook Online

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Anticonvulsant

A drug used to prevent or decrease the severity of convulsions. Drugs administered to reduce seizures.... ↪ Read more

Anticoagulation

Stopping the blood clotting process.... ↪ Read more

Anticholinesterase

a drug that blocks the enzyme acetylcholinesterase; this results in stimulation of the parasympathetic nervous system.... ↪ Read more

Anticholinergic

Stopping the communications between certain nerves and muscles of the body including those of the gastrointestinal tract and heart. These nerves are called 'parasympathetic' nerves and do such things as constrict the pupils of the eye, stimulate contractions of the muscles in the intestine, and slow... ↪ Read more

Antibody Titer

A measurement of the amount of antibodies in the blood. The test to measure antibodies is usually performed by making a number of dilutions of the blood and then measuring at what dilution there is sufficient antibody to react in the test. For example, a titer of 1:8 (one to eight) means the blood... ↪ Read more

Antibody

A protein referred to as immunoglobulin and is derived from lymphocytes originating from the bone marrow (B cells). This form of immunity is essential for extracellular pathogens. Small disease-fighting proteins produced by certain types of cells called 'B cells'. The proteins are made in response... ↪ Read more

Anthelmintic

Medication which kills certain types of intestinal worms; dewormer.... ↪ Read more

Anorexia

Loss of appetite. Lack of appetite. May be partial or total.... ↪ Read more

Angiotensin-converting-enzyme (ACE) inhibitor

Drug which decreases the function of this particular enzyme. The angiotensin-converting-enzyme changes a compound called angiotensin I to angiotensin II. Angiotensin II is a potent blood vessel constrictor. ACE inhibitors, then, have the effect of dilating blood vessels since less Angiotensin II is... ↪ Read more

Anemia

A condition in which the number of red blood cells present in the blood is lower than normal. Anemia is a decrease in PCV or hemoglobin resulting in decreased oxygen carrying capacity of the blood. A low red blood cell count.... ↪ Read more

Androgen

hormone which produces male sexual characteristics, e.g., testosterone... ↪ Read more

Anaphylaxis, Anaphylactic shock, Anaphylactoid

Anaphylaxis is a rare, life-threatening, immediate allergic reaction to something ingested or injected. If untreated, it results in shock, respiratory and cardiac failure, and death.... ↪ Read more