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¡@¡@¤fªAAntihistamines¥i¥H´î¤Ö³\¦h¹L±Ó©Ê»óª¢ªº¼x¥ü©M¯gª¬¡A¯S§O¬O¥´¼QÀ¡¡B»óÄo¡B¬y»ó¤ô¡B»ó«áºw²G(postnasal drip)¡BÄo/§t²\ªº²´¡A¹ï©ó½w¸Ñ»ó¶ë©M»ó¥R¦åªº®Ä¥Î¤£¦n¡A¨£ªí¤@¡A¨ä¤¤¦³­Ó¨Ò¥~¬°azelastine¡A¦ý¥¦¦ü¥G¤£¯à´î»´²´·úÄo©M¬y²\ªº¯gª¬¡C

©Ò¦³ªº²Ä¤@¥N§Ü²Õ´ÓiÃĬÒÄÝ©ó¤»Ãþµ²ºc¦¡¤¤ªº¤@ºØ¡A°ò©ó¯S®í¤£¦Pªºside chain¨ú¥N¦Ó¤ÀÃþ¡A¦bÁ{§É®Ä¥Î¤W¶È¦³¨Ç·Lªº®t²§¡CÁöµMchlortrimeton¤ÎHydroxyzine¥i¯à¤ñ¨ä¥L²Ä¤@¥N§Ü²Õ´Ói¦³¸û¦nªº®ÄªG¡C

¥Ø«e²Ä¤G¥N§Ü²Õ´ÃĪ«¥]¬Aloratadine¡Bcetirizine¡Bfexofenadine¤Îazelastineµ¥¡A¦Óterfenadine¤Îastemizole¦b¬ü°ê¤w°±¥Î¡A¦]¬°¼ç¦bªº¤ßŦ¬r©Ê¡C²Ä¤G¥N§Ü²Õ´ÓiÃĦb¹L±Ó©Ê»óª¢ªºªvÀø®Ä¥Î©M²Ä¤@¥N§Ü²Õ´ÓiÃĨèS¦³ÅãµÛªº®t§O¡C¦]¦¹¡A§Ü²Õ´Óiªº¿ï¾ÜÀ³¸Ó¦Ò¶q°Æ§@¥Î¡B»ù®æ¤Î¤è«K©Ê¡C

¤£¨}¤ÏÀ³
¡@¡@²Ä¤G¥N§Ü²Õ´ÓiÃĿ˯שʮt¡A¼sªxªº©M¦å¼ß³J¥Õµ²¦X¡A¦]¦¹¹ï©ó¦å¸£»Ù¾Àªº¬ï³z©Ê®t¡A¤¤¼Ï¯«¸g¨t²Îªº°Æ§@¥Î¬Û¹ï¦a¸û¤Ö¡C¥t¥~¡A²Ä¤G¥N§Ü²Õ´ÓiÃĹï©óH1-receptor¦³¸û¤jªº±M¤@©Ê¡A¦]¦¹©Malpha-adrenergic¡Bserotonin¡B¤Îcholinergic receptorsªºµ²¦X©Ê«Ü¤p¡C

²Ä¤@¥N§Ü²Õ´ÓiÃÄÅã¥Ü·|·l®`¤p«Ä¾Ç²ß©M¾Ç·~¤Wªºªí²{¡A¥B·|¤Þ°_¦¨¤H¾r¨®ªº·N¥~¡A³o¨Ç§@¥Î·|¦]°sºë¡BÂíÀR¾¯¡B¦w¯vÃÄ©M§Ü¼~Æ{¾¯¦Ó¥[±j¡C²Ä¤G¥N«DÂíÀRÃþ§Ü²Õ´ÓiÃĸû¤£·|¬Ý¨ì³o¨Ç°Æ§@¥Î¡A¦ýcetirizine¡Bazelastine¤´¦³±`¨£ªºÂíÀR§@¥Î¡C¨ä¥L²Ä¤@¥N§Ü²Õ´ÓiÃı`¨£ªº¤£¨}¤ÏÀ³¦³§ÜÁxÆP¿E¯À¤è­±ªº¤f°®¡BÀY·w¡B¤p«Ä¤lªº¿E°Ê¡A¥H¤Î¯S§O®e©öµo¥Í¦Ñ¦~¤Hªº§¿²Gº¢¯d¡B«K¯µ¡Bµø¤O¼Ò½k¡C

¤ß¦åºÞªº°Æ§@¥Î´¿µo¥Í©ó²{¤w°±¥Îªºterfenadine¤Îastemizole¡A¥]¬A¤ß«Ç¤ß«ß¤£¾ã(¯S§O¬Otorsades de points¡B¤ß«Ç¤ß³Õ¹L³t¡B¤ß«ÇŸ°Ê¡B¤ß«Ç¼³°Ê)¡B¤ß¸õ°±¤î¡BÃxÁ{¦º¤`¡A³oºØ²{¶H¥D­n¬O¦]¬°³o¨ÇÃĪ«¦å¤¤¿@«×¤Wª@¤Þ°_ªºQT¶¡¶Z¼W¥[¡A¦Óloratadine¡BCetirizine¡Bazelastine¡Bfexofenadine³o¨Ç²Ä¤G¥N²Õ´Ói¨ÃµL³o¤è­±ªº³ø¾É¡C

ªí¤G

²Ä¤G¥N§Ü²Õ´ÓiªºÃĪ«°Ê¤O¾Ç
Azelastine
Cetirizine
Fexofenadine
Loratadine
Time to peak concentration (hr)
4-6
1
2.6
1.3
Onset of action (hr)
0.5-3.5
¡Õ1
1
1-3
Time to peak effect (hr)
4
4-8
2-3
8-12
Half-life (hr)
22-36
7-10
14.4
8.4?
Duration-single dose (hr)
10-12?
24
12-24
24-48
Elimination pathway
Hepatic
Renal
Renal/feces
Hepatic
Active metabolites
Yes
No
No
Yes
Drowsiness/somnolence (drug/placebo)
11.5%/5%
13.7%/6.3%
1.3%/0.9%
8%/6%
¡¯ 0.5to 2 hours for intranasal azelastine¡F1 to 3.5 hours for oral azelastine (not avaliable) ?18.2 hours in elderly patients(based on loratadine package insert) ?Personal communicatin from Wallace Laboratories
Formulary/Source¡GAdapted from Simons FER¡ASimons KJ£»The pharmacology and use of H1-receptor antagonist drugs£»N Engl Med 1994¡F330¡G1663¡ã70¡C

Antihistamine-Decongestant Combinations

¡@¡@¸Ñ»ó¥R¦å¾¯¥]¬A pseudoephedrine ¡B phenylpropanolamine µ¥¦b¹L±Ó©Ê»óª¢¤W¥i°µ¬°»²§UªvÀø¡A¦]¬°³æ¿W¨Ï¥Î§Ü²Õ´»s¾¯³q±`¤£¯à§ïµ½»ó¶ëªº¯gª¬¡C¸Ñ»ó¥R¦å¾¯¬° alpha-adrenergic antagonists ÂÇµÛªí­±¦¬ÁY¨Ó­°§C»óÂH½¤ªº¸~µÈ¡C

¡@¡@¤fªA¸Ñ»ó¥R¦å¾¯©M§Ü²Õ´Ói¦X¨Ö¨Ï¥Î®É®Ä¥Î¦ü¥G·|¥[±j¡CÁ|¨Ò¨Ó»¡¡A¦b¤@­Ó¨ã¥Nªí©ÊªºÁ{§É¹êÅç¡A¥H435¦ìSARªº¯f±w¬°¹ï¶H¤ñ¸û¡@1.Pseudoephedrine 120mg¡®loratadine 5mg¡@ 2.Pseudoephedrine 120mg „i3.loratadine 5mg „j4.¦w¼¢¾¯¡A¤@¤Ñ¤G¦¸§ë»P14¤Ñ¡Aµ²ªGµo²{²Ä¤@²Õ¦b²Ä4¤Ñ§Y½w¸Ñ¤F50%ªºtotal sympton score¡AÅãµÛªº¤ñ¨ä¥L²ÕÀu¶V¡A©M¹w´Áªº¤@¼Ë²Ä1.2²Õ¦b½w¸Ñ»ó¶ëªº®ÄªG¤ñ3.4²Õ¦n¡A¥¢¯vªºµo¥Í²v²Ä¤@²Õ¬°19%¡B²Ä¤G²Õ17%¡B²Ä¤T²Õ4%¡B²Ä¥|²Õ3%¡F¤f°®ªº°Æ§@¥Î²Ä¤@²Õ24%¡B²Ä¤G²Õ12%¡B²Ä¤T²Õ5%¡B²Ä¥|²Õ4%¡C°£¤F¥¢¯v©M¤f°®¤§¥~¡A¤fªA¸Ñ»ó¥R¦å¾¯¤]¥i¯à·|¤Þ°_¦åÀ£ª@°ª¡A¯«¸g½è¡B¿³¾Ä¡B­¹¼¤­°§C¡B±Æ§¿´î¤Öµ¥»Ý­nª`·Nªº¤£¨}¤ÏÀ³¡C

¡@¡@§½³¡¸Ñ»ó¥R¦å¾¯¡A¯S§O¾A¥Î¥Î©ó¦b¨Ï¥ÎÃþ©T¾J»ó¼Q¾¯¤§«e¥H²¨³q»ó¹D¡AµM¦Ó¨Ï¥Î¶W¹L3¡ã4¤Ñ®e©ö²£¥Í¤Ï¼u©Ê¥R»ó¦å¡A³oÃþ»s¾¯±`¥Îªº¦³phenylephrine¤Îoxymetazolineµ¥¡C


ªí¤T

²Ä¤G¥N§Ü²Õ´Ói»s¾¯¤§¾¯¶q
¤Æ ¾Ç ¦W
°Ó «~ ¦W
¾¯ «¬
¾¯ ¶q
¡Ù12·³
6-11·³
Fexofenadine HCl
Allegra
60mg capsule
1 capsule bid
NA
Loratadine
Clarityne Clarityne
10mg tablet Syrup (5ml/tsp)
1 tablet qd¡Ð
NA 2tsp qd
Cetirizine HCl
Zyrtec
10mg tablet 5mg tablet Syrup (5mg/tsp)
1 tablet qd
¡Ð
¡Ð
NA
1-2 tablets qd 1-2 tsp qd (1/2-1tsp qd for children 2-5 yr¡¯)
Azelastine HCl
Astelin
137ug /spray
2 sprays bid
NA
Antihistamine/decongestant combinations
Fexofenadine HCl/pseudoephedrine
Allegra-D
60mg/120mg (tablets)
1 tablet bid
NA
Loratadine/pseudoephedrine
Clarinase
5mg/120mg (tablets)
1 tablet bid
NA
¡¯³oºØ¥ÎªkFDA©|¥¼®Ö­ã¡A¦ý¥¦³Q¼sªx¨Ï¥Î
Form Kaliner Ma£»Managing allergic rhinitis¡GWhat works¡HJ Respir Dis 1998¡F19¡GS37¡ã46-F

Intranasal Corticosteroids

¡@¡@§@¥Î¾÷Âà
¡@¡@¥Ñ©ó¹L±Ó©Ê»óª¢¥iµø¬°¤@ºØºC©Êµoª¢¹L±Ó©Ê¯e¯f¡A»ó¤ºcorticosteroids¹ï©ó°fÂàµoª¢¹Lµ{À³¬O¬Û·í¾A¦Xªº¡A¥¦½T¹êªº§@¥Î¾÷Âà©|¤£²M·¡¡AµM¦Ó¥D­nªº³~®|¬Osteroid¤À¤l©M­M¼ßªº±µ¨üÅéµ²¦X¶Ç°e¦Ü²Ó­M®Ö©MDNA¤Wªºglucocorticoid response element siteµ²¦X¡A§í¨î³\¦hproinflammatory cytokines´î¤Ö¤Fµoª¢¤ÏÀ³¡C

ªí¥|

»ó¤ºÃþ©T¾J»s¾¯ªº¾¯¶q¤Î¥Îªk
¤Æ ¾Ç ¦W
°Ó «~ ¦W
¤@¦¸¼Q
Ãú¾¯¶q
¨C²~¥i
¼Q¦¸¼Æ
¨C¤é¼QÃúÀW¦¸
¡Ù12·³
6-11·³
Belomethasone dipropionate
Beclomet Nasal Aqua
100ug
200
2QD or 1 Bid Max:10 sprays/day
1 QD¡ÐBid Max:5 Sprays/day
Beclomethasone dipropionate
Aldecin Nasal
50ug
200
1 Bid¡ÐQid
1 QD¡ÐQid
Budesonid
Pulmicort Nasal Aqua
50ug
200
1¡ã2 Bid
1¡ã2 Bid
Flunisolide (aqueous)
Nasarel
25ug
200
2 Bid

1 Tid or 2 Bid
(6¡Ð14 yr)

Fluticasone
propionate (MDI)
Flonase
50ug
120
2 QD
1¡Ð2?
Mometasone
turoate (MDI)
Nasonex
50ug
200
2 QD
Not approved
Triamcinolone
acetonide (MDI)
Nasacort
55ug
100
2 QD
2 QD
Triamcinolone
acetonide (aqueous)
Nasacort AQ
55ug
120
2 QD
Not approved
¡¯ ¨C­Ó»ó¤Õ
¡@ 4·³¥H¤W«Äµ£
Formulary/Source¡GModified from kaliner MA£»Managing allergic rhinitis¡GWhat Works¡H J£»Respir Dis 1998¡F19¡GS37¡ã46¡DF

¡@¡@ÃĪ«°Ê¤O¾Ç¤ÎÃĮľÇ

¡@¡@³\¦h±`¥Îªº»ó¤ºcorticosteroidsªº¤ñ¸û¨£ªí¥|¡A²Ä¤G¥Nªº»ó¤ºcorticosteroids¦b¨t²Î¥ÍÅé¥i¥Î²v¤W¦³¬Û·í¥iÆ[ªº®t²§¡Afluticasone propionate¤Îmometasone furoate¦³¤p©ó2%ªº¥ÍÅé¥i¥Î²v¡A¨ä¥Lªº«h¤¶©ó11%¡ã50%¡AÅã¥Ü¼ç¦bªº¨t²Î°Æ§@¥Î¸û¤j¡A¨£ªí¤­¡C

ªí¤­

»ó¤ºÃþ©T¾JÃİʾǤñ¸û
Systemic bioavailability
Systemic clearance
Onset of action
Beclomethasone dipropionate
17%
230 1/hr
3 d
Budesonide
11%
84 1/hr
24 hr
Flunisolide
20%¡Ð50%
58 1/hr
4¡Ð7 d
Fluticasone prpionate
¡Õ2%
69 1/hr
12 hr
Mometasone Furoate
¡Õ0.1%
NA
12 hr
Triamcinolone acetonide
23%
37 1/hr
24 hr
NA=not available


¡@¡@Á{§É®ÄªG
¡@¡@
»ó¤ºcorticosteroids¹ï©ó­°§C¹L±Ó©Ê»óª¢¥|ºØ¥D­nªº¯gª¬«Ü¦³®Ä(»ó¥R¦å¡B¬y»ó¤ô¡B¥´¼QÀ¡¡BÄo)¥¦»Ý­n±`³Wªº¨Ï¥Î¡A¥H¹F¨ì³Ì¤jªº®ÄªG¡A¤@¯ë«ØÄ³¾¯¶q¨£ªí¥|¡C

¡@¡@¤£¨}¤ÏÀ³
¡@¡@»ó¤ºcorticosteroids§½³¡©M¥þ¨­©Êªº¤£¨}¤ÏÀ³¬Ò¦³³ø¾É¡A§½³¡ªº¨ë¿E¥]¬A¯kµh¡B»ó¥X¦å¡B¨u¨£ªº¬ï¤Õ¡A³o¨Ç§@¥Î³q±`¥i¥HÂǵ۱N¼Q®ð¤f»·Â÷»ó¤¤»Jª½±µ¼Q¤J»ó©ÎªÌ§ï¥Î¤ô·»²G»s¾¯¨Ó§ïµ½¡A¨Ï¥Î»ó¤ºcorticosteroids«e¥ý¥Î­¹ÆQ¤ôÄé¬~¤]¥i´î¤Ö¨ëµh·P¡C¥þ¨­©Êªº°Æ§@¥Î¡A¦bBeclomethasone dipropionate¤W´¿¦³§í¨î¤p«Ä¥Íªøªº³ø§i¡A¦ý¼vÅT¤£¤j¡Aµo¥Í©ó6¡ã9·³ªº«Äµ£¨Ï¥ÎBeclomethasone dipropionate 330ug/day 12­Ó¤ë¤§«á¥­§¡¨C¦~´î¤Ö0.9mmªº¨­°ª¡A»ó¤º¨Ï¥Îcorticosteroids¨Ã¤£·|²£¥Í©úÅ㪺HPA¶b§í¨î§@¥Î¡A«C¥ú²´¤Î¥Õ¤º»Ù´¿¦³³ø¾Éµo¥Í©ó¦Ñ¦~¤H¨Ï¥Î»ó¤ºcorticosteroids¡A¦ý¥L­Ì¤j¦h¥Î¤F¤j©ó«ØÄ³¾¯¶qªºÃÄ«~©ÎªÌ¨Ö¥Î¤F¤fªASteroids¡C

Intranasal Cromolyn

¡@¡@Cromolyn sodium¥i´î»´¹L±Ó©Ê»óª¢±wªÌ¤§¬y»ó¤ô¡B¥´¼QÀ¡¡B»óÄo¯gª¬¡A¬°¤F±o¨ì³Ì¤jªº®Ä¥Î¡A¥¦À³¸Ó¥Î©ó¹w¨¾¡C¦]¬°¥¦¦b±µÄ²¹L±Ó­ì¤§«á¦A¨Ï¥Î¦ü¥G¤£¯àÁ×§KhistamineªºÄÀ¥X¡A»ó¤ºCromolyn¥²¶·¤@¤Ñ¨Ï¥Î¥|¦¸¡A¨C­Ó»ó¤Õ§ë»P¤@­Ó¾¯¶q¥H¹F¨ì®ÄªG¡C¦ý³o¼Ë·|´î¤ÖÂåÅñ©Ê¡A®ÄªG³q±`¦b4¡ã7¤Ñ«á¥X²{¡A¦b¸û¹x©Tªº¯f¤H¥i¯à»Ý­n2­Ó¤ë¤~¦³®Ä¡C¡A°£¤F»ó³¡¨`¼ö¤Î¨ëµh¥~¡A¦¹ÃĨõL©úÅ㪺°Æ§@¥Î¡C¦]¬°¥¦¦w¥þ©Ê°ª¡A©Ò¥H¬O¦Ñ¦~¤H¡B¤p«Ä¤ÎÃh¥¥°ü¤kªºÀu¥ý¿ï¾Ü¡C

Intranasal Ipratropium

¡@¡@»ó³¡ÁxÆP¿E¯Àªº¨ë¿E¥i¯à¾É­PÀ±º©©Êªº»ó·¸¡A³o¼Ëªº²{¶H¥i¥HÂǵۧ½³¡§ÜÁxÆP¿E¯À¼Q¾¯¨ÓÁ×§K©Î§ïµ½¡C»ó¤ºipratropium bromide¦b¦³¹L±Ó©Ê»óª¢ªº±wªÌ¡AÅã¥Ü¥¦¦b§ïµ½¬y»ó¤ôªº¯gª¬¤W«Ü¦³®Ä¡C0.03% solutionªº«ØÄ³¾¯¶q¬O¨C¤Ñ¨C­Ó»ó¤l¤G¦¸¦Ü¤T¦¸¡]¦¨¤H¤Î¡Ù6·³¥H¤W«Äµ£¡^¡A¥¦ªº®ÄªG«Ü¨³³t¡C¦]¦¹¡A¥i¥Î©ó»Ý­n¯gª¬¨³³t¸Ñ°£®É¡C
¡@¡@
§ë»P»ó³¡§l¤J¾¯¤§«á¡A¥þ¨­ªº§l¦¬¡Õ20%¡C³Ì±`¨£ªº°Æ§@¥Î¬°¤f°®¡A¬ù¦³25%ªº¯f¤H·|µo¥Í¤fµÄ¦³­W¨ý©Î¤£¦nªº¨ý¹D¡B»ó¤l°®Àê¡B«|ª¢¤]¬O±`¨£ªº³ø§i¡C

µ²½×¤ÎªvÀø«ØÄ³

¹L±Ó©Ê»óª¢ªºÃĪ«ªvÀø¬O°ò©ó¯gª¬ªºÄY­««×©M«ù¤[©Ê¡A¹ï©ó¦UºØ¤£¦P¯gª¬ÃĪ«¿ï¾Ü¨£ªí¤@¡C«ùÄò¼Æ¤p®É¦Ü¼Æ¤Ñ»´«×¯gª¬ªº¯f¤H¡A§½³¡¨Ï¥Î²Ä¤G¥N§Ü²Õ´Óiazelastine¡A¥H¤Î¤fªA²Ä¤G¥N§Ü²Õ´ÓiÃijæ¿W©Î¦X¨Ö½wºCÄÀ©ñªº¸Ñ»ó¥R¦å¾¯§Y¨¬°÷¤F¡CÁöµM¡A²Ä¤@¥N§Ü²Õ´Ói»s¾¯¬O¦³®Äªº¡A¦ý¥¦­Ì²£¥Íªº¶ÝºÎ¥H¤Î¸Ñ»ó¥R¦å®ÄªG®t¦]¯À¨Ï¥¦­Ì¦b¹L±Ó©Ê»óª¢ªºªvÀø¤W¤£¾A¥Î©ó¤j¦h¼Æªº¯f¤H¡A§Y¨Ï²Ä¤@¥N§Ü²Õ´Ói»s¾¯¸û«K©y¡A¦ý¥¦­Ì¼vÅT¦¨¤H¤u§@¤Î«Äµ£¾Ç²ß©Ò»Ýªº¶¡±µ¦¨¥»¥i¯à¶W¹L­ì¨ÓªºÀuÂI¡C

¹ï©ó«ùÄò¶W¹L¤@¦Ü¨â¶g¦³¤¤¦Ü­««×¯gª¬ªº±wªÌ¡A°£¤F¤W­z¤§ÃĪ«ªvÀø¤§¥~¡A¥i¦A¥[¤W»ó¤ºcorticosteroids¥H¼W¥[ªvÀø®ÄªG¡C¥H¥Í²z­¹ÆQ¤ô¨R¬~»ó¤l©ÎªÌ¨Ï¥Î3¦Ü4¤Ñªº§½³¡¸Ñ»ó¥R¦å¾¯¡A¥i¨Ï±oSteroid§ó©ö¨ì¹F»óÂH½¤¡C

Ãö©ó»ó¤ºcorticosteroidªº³Ì¨Î¿ï¾Ü¡A¥Ø«e¨ÃµL©w½×¡C³q±`·|¦Ò¶q®Ä¯q¡Ð­·ÀI¤ñ¡A¹ï©ó¤p«Ä¬°Á×§K¦¨ªøªº§í¨î¿ï¾Ü¸û§C¥ÍÅé¥i¥Î²vªºfluticasone©Îmometasone¦ü¥G¸û¦w¥þ¡C

³Ì«á¡A¥þ¨­©ÊSteroids¦p¡Gprednisone¥i¥Î©óªvÀøÄY­«ªº¹L±Ó©Ê»óª¢¡C±`¥Î¾¯¶q¬O1¡ã2mg/¤½¤ç¡A¦ý¤£­n¶W¹L40mg/¤Ñ¡C

References
1¡D Formulary 1999¡G34¡G1016¡ã32¡C
2¡D HandBook of Applied Therapeutics Sixth Edition¡C
3¡D Applied Therapeutics¡GThe clinical use of drugs sixth Edition¡C
4¡D MINS TAIWAN¡GTWINS Volume 11 Number 2000¡C

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