| gtt | guttae; drops; ¹æ¿ï ¹æ¿ï |
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| hyoscyamine | <chemical> A chemical with the formula C17H23O3N which is a white powder at room temperature and which melts at 108.5 degrees C. It comes from plants such as henbane and belladona. Hyoscyamine is used medically as the levorotatory isomer of racemic atropine and as an anticholinergic alkaloid. (08 Mar 2000) |
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| hyoscyamine (6S)-dioxygenase | <enzyme> A 2-oxoglutarate-dependent dioxygenase that catalyses hydroxylation of l-hyoscyamine to 6beta-hydroxyhyoscyamine in biosynthetic pathway to scopolamine; requires fe2+ Registry number: EC 1.14.11.11 Synonym: hyoscyamine 6beta-hydroxylase, hyoscyamine 6 beta-hydroxylase (26 Jun 1999) |
| hyoscyamine sulfate | <drug> An antispasmodic, hypnotic, and sedative, also used in parkinsonism to relieve tremor, rigidity, and excessive salivation. (05 Mar 2000) |
| dl-hyoscyamine | <drug> A toxic alkaloid extracted from belladonna and other members of thenightshade family, it is typically used to dilate the eye and to stopmuscular spasms. Pharmacologic action: Parasympatholytic. Competitive blockade of acetylcholine at muscarinic receptors. Increases sinus node automaticity and AV conduction. Uses: Treat bradycardia, asystole, and AV block Dose: 0.5 - 1.0 mg for bradycardia every 3 - 5 min to a total dose of 0.04 mg/kg. Doses smaller than 0.5 mg can cause a paradoxical bradycardia due to sympathomimetic effects Typically 3 mg is adequate to completely block vagal effects Atropine is well absorbed via endotracheal route - administer 1-2 mg diluted in 10 mL sterile water or normal saline. Potential complications: 1. Tachyarrhythmias 2. Exacerbation of myocardial ischemia 3. Low dose may cause paradoxical bradycardia 4. Dry mouth, urinary retention, flushed and hot skin 5. Crosses blood-brain barrier which can cause delirium Note: The denervated heart will not respond to atropine. (15 Mar 2000) |
| antibiotic eye drops | <pharmacology> A medication that is pH balanced to allow placement into the eye for the purpose of killing bacteria. Examples include: Bleph-10, Chloromycetin, Cortisporin-Ophthalmic, Gantrisin, Genoptic, Gentacidin, Garamycin, Gantrisin, Ilotycin, Sodium Sulamyd and Sulphair. (27 Sep 1997) |
| burning drops sign | <clinical sign> In certain cases of perforated gastric ulcer, a sensation as of drops of hot liquid falling into the abdominal cavity or as of a stream of intensely hot liquid being poured into the cavity. (05 Mar 2000) |
| stomach drops | A stomachic tonic, usually tincture of gentian, alone or with other stomachics. (05 Mar 2000) |
| nose drops | A liquid preparation intended for intranasal administration with a medicine dropper. Most frequently used for decongestion of the nasal passages but can be used for any other appropriate indication. (05 Mar 2000) |
| drops | A popular term for a medicine taken in doses measured by drops's, usually a tincture, or applied by dropping, as an eyewash. (05 Mar 2000) |
| eye drops | See: eyewash, ophthalmic solutions. (05 Mar 2000) |
| knock-out drops | A popular name for chloral alcoholate given with criminal intent to produce unconsciousness rapidly; it is formed by adding chloral hydrate to beer or some stronger alcoholic liquor. (05 Mar 2000) |
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