(pharmacology) An alpha agonist used as an antihypertensive drug.

(pharmacology) An antihypertensive drug that reduces the release of catecholamines.

(pharmacology) A drug that is an alpha-adrenergic agonist taken orally in the form of its hydrochloride C₉H₉Cl₂N₃O·HCl especially to treat hypertension and attention deficit disorder. It is marketed under the trademarks Intuniv and Tenex.

(biochemistry) guanine deaminase, an enzyme

(organic chemistry) 8-azaguanine

(pharmacology) A particular antihypertensive drug.

(pharmacology) A particular antihypertensive drug.

plural of guanethidine

plural of guandao

(organic chemistry) Any of a particular family of diterpenoid antibiotics