Related by context. All words. (Click for frequent words.) 75 Keppra ® 75 Increlex R 74 Raptiva R 74 Sycrest 74 SYCREST 74 TEMODAL 74 sodium oxybate oral 73 Trobalt 73 Mycamine 73 Increlex ® 73 Keppra ® levetiracetam 73 oral dual endothelin 73 CAELYX 73 Serdolect ® 73 levocetirizine 73 Raptiva ® 73 Tegaserod 72 fluvoxamine maleate 72 Betaferon R 72 Firazyr 72 rasagiline tablets 72 methylnaltrexone bromide 72 ALVESCO R 72 ezogabine 72 Ramelteon 72 Vimpat R 72 desvenlafaxine 72 PROVIGIL 72 Cimzia certolizumab pegol 72 sublingual tablets 72 Combunox 72 Lodotra 72 Mirapexin 72 Proquin XR 72 Xyzal ® 72 Keppra R 72 Arixtra ® 71 Silodosin 71 SUBOXONE 71 Noxafil 71 Sodium oxybate 71 Circadin 71 efalizumab 71 PRIALT 71 Ranexa R 71 Loramyc R 71 Vimpat ® lacosamide 71 Tracleer R 71 Neupro R 71 Toctino ® 71 rotigotine transdermal patch 71 Eszopiclone 71 Fortigel 71 Oracea ® 71 NOXAFIL 71 VPRIV 71 sorafenib tablets 71 Levoleucovorin 71 Milnacipran 71 Peginterferon alfa 2b 71 Romiplostim 71 Revolade 71 Tracleer ® bosentan 70 Plenaxis R 70 REBETOL combination therapy 70 Xyrem 70 Dabigatran etexilate 70 Qutenza TM 70 Xyzal R 70 atypical antipsychotic medication 70 TYZEKA 70 TYGACIL 70 Cipralex ® 70 YONDELIS 70 sodium oxybate 70 Equetro 70 Dalbavancin 70 XAGRID 70 Nitoman 70 Zavesca r 70 granulated mesalamine 70 Lambert Eaton Myasthenic 70 Abstral ® 70 Cellegesic 70 pregabalin Lyrica 70 AERIUS 70 Tracleer ® 70 Orapred ODT 70 LUNESTA ® 70 LIALDA 70 SEBIVO 70 IV acetaminophen 70 Tredaptive 70 alvimopan 70 ACOMPLIA R 70 Glatiramer Acetate 70 XYZAL ® 70 Levetiracetam 70 Sebivo 70 Somatuline R Depot 70 PRISTIQ 70 Teysuno 70 PrandiMet 70 Cimzia ® certolizumab pegol 70 Angiox ® 69 Angiox 69 serotonin norepinephrine reuptake inhibitor 69 acyclovir Lauriad R 69 Focalin XR 69 Azilect R 69 Eli Lilly Cymbalta 69 Alitretinoin 69 ARIXTRA R 69 Zorbtive TM 69 Kuvan sapropterin dihydrochloride 69 Tostrex 69 depressive episodes associated 69 Retacrit 69 Clolar ® 69 ABILIFY R 69 Clevudine 69 Eraxis 69 Vimpat lacosamide 69 Hycamtin 69 VIVITROL ® 69 Brilique 69 Forsteo 69 GABITRIL 69 Tetrabenazine 69 Rilonacept 69 5 lipoxygenase inhibitor 69 LUNESTA TM 69 Certican 69 icatibant 69 Toctino ® alitretinoin 69 FIRAZYR 69 ACIPHEX 69 topical NSAID 69 RoACTEMRA 69 RhuDex ® 69 Aryplase 69 ONCASPAR 69 Kepivance 69 Dexilant 69 Basilea Toctino R 69 Starlix 69 Lubiprostone 69 Zelmac 69 rilonacept 69 Gabitril 69 MAGE A3 ASCI 69 single injection viscosupplement 69 LEVAQUIN 69 silodosin 69 Somatuline Depot 69 frovatriptan 69 Cimzia R 69 XIAFLEX ™ 69 Lamotrigine 69 R sorafenib tablets 69 LEVADEX ™ 69 vapreotide acetate 69 Pramipexole 69 Targretin capsules 69 Ziprasidone 69 Galantamine 69 solifenacin succinate 69 Desvenlafaxine 69 Febuxostat 69 Teriparatide 69 Navelbine ® 69 Toctino R 69 Alvesco R 68 rufinamide 68 Perforomist ™ Inhalation Solution 68 octreotide acetate 68 Tasigna nilotinib 68 Campath ® 68 STELARA TM 68 Dacogen injection 68 SNT MC# 68 Prandin 68 Icatibant 68 constipation OIC 68 EVICEL 68 Aloxi R 68 Azilect ® 68 Frova R 68 Aceon 68 Kuvan R 68 Certolizumab pegol 68 Vimpat ® 68 Oral Solution 68 HFA MDI 68 PENTASA 68 gabapentin Neurontin 68 AZILECT ® 68 DepoDur TM 68 guanfacine extended release 68 Dostinex 68 Telzir 68 Esbriet ® 68 diabetic peripheral neuropathic pain 68 XYZAL R 68 Plenaxis TM 68 Gamunex C 68 Preotact 68 Zirgan 68 Evoltra 68 Nebido 68 Kristalose ® lactulose 68 Tesamorelin 68 AMITIZA R 68 Removab 68 BYETTA ® 68 ZYFLO R 68 Eltrombopag 68 oral salmon calcitonin 68 Fortical R 68 CONBRIZA 68 Hycamtin ® 68 Keppra ® XR 68 aripiprazole Abilify 68 Vimpat 68 ORENCIA R 68 Belimumab 68 liver resection surgeries 68 Tilidine 68 Reclast Aclasta 68 Emezine 68 SPRIX ® 68 Modrenal R 68 Polyphenon ® E 68 Carbidopa Levodopa 68 Extavia 68 Tracleer r 68 Zolpimist 68 IRESSA 68 Multaq dronedarone 68 Xenazine ® 68 Tigecycline 68 reslizumab 68 Pirfenidone 68 diarrhea predominant irritable 68 PROCRIT ® 68 Frova ® 68 Somatuline ® Depot 68 risedronate sodium tablets 68 brand eszopiclone 68 Celebrex celecoxib 68 Nexavar ® 68 Tarceva TM 68 NUVIGIL 68 orally disintegrating 68 herpetic keratitis 68 topiramate Topamax 68 BARACLUDE R 68 Abilify aripiprazole 68 Ditropan XL 68 eslicarbazepine acetate 68 Daytrana ® 68 Rectogesic 68 DEFLUX 68 MERREM 68 Testim R 68 Inovelon 68 Cimzia TM 68 thetreatment 68 etanercept Enbrel 68 Zenpep 68 Thalidomide Pharmion 68 Inhalation Aerosol 68 Valdoxan 68 Vaprisol 68 ABILIFY ® 68 Somatuline ® Autogel ® 68 Sporanox 68 post herpetic neuralgia PHN 68 Zyflo 68 Veregen TM 68 AMRIX 68 Orally Disintegrating Tablets 68 Velcade bortezomib 67 chronic idiopathic thrombocytopenic purpura 67 Orencia abatacept 67 Fludara ® 67 Ganciclovir 67 Vidaza azacitidine 67 FROVA 67 Rebetol 67 Focalin XR R 67 Frovatriptan 67 EXALGO 67 MOVIPREP R 67 OMNARIS 67 Yondelis ® 67 levetiracetam Keppra 67 CANASA 67 Mg Uk 67 capsules USP 67 Tyzeka 67 VISICOL R 67 RYZOLT 67 Adenuric R 67 interferon gamma 1b 67 SEROQUEL XR 67 Ixempra 67 Dynastat 67 mg Tablets 67 metformin HCl 67 BUPHENYL R 67 Ventavis 67 GW# [003] 67 Actimmune ® 67 nasal calcitonin product 67 XOPENEX Inhalation Solution 67 pseudobulbar affect PBA 67 Carbamazepine 67 ORENCIA ® 67 Abstral 67 Levocetirizine 67 Cesamet 67 Omnaris 67 Zenvia ™ 67 Mutual Recognition Procedure 67 PROMACTA 67 Degarelix 67 tocilizumab 67 Xyzal 67 Pazopanib 67 methylphenidate transdermal system 67 Metadate 67 ELAPRASE 67 Afinitor everolimus 67 Alvesco 67 Catapres 67 DepoDur 67 AZILECT R 67 Tygacil 67 gluteal injection 67 amifampridine phosphate 67 PEGINTRON TM 67 Etanercept 67 AMMONUL R 67 AMITIZA ® 67 SUTENT ® 67 ARCALYST ® 67 pitavastatin 67 SPRYCEL ® 67 BeneFIX 67 Angiox R 67 Ciclesonide 67 6R BH4 67 Amnesteem 67 orally disintegrating tablets 67 Remicade infliximab 67 Besivance 67 Exjade deferasirox 67 Eloxatin ® 67 biologic DMARD 67 Marketing Authorisation Application 67 IONSYS TM 67 Alexion Soliris 67 Argatroban 67 Keppra XR 67 CIMZIA r 67 ALGRX 67 GTC recombinant human 67 COLAZAL R 67 Rapaflo 67 Tussionex ® 67 memantine HCl 67 diclofenac sodium 67 Nivestim 67 Vernakalant 67 Somatuline R Autogel R 67 Nimotuzumab 67 CLARINEX 67 Voltaren Gel 67 Ketorolac 67 ATryn ® GTC recombinant 67 AstraZeneca Toprol XL 67 BREAKYL 67 Glycopyrrolate 67 orphan medicinal product 67 Receives Marketing Authorization 67 Evoltra ® 67 TMS Therapy 67 TRISENOX R 67 Cimzia ® 67 DAYTRANA TM 67 ONTAK 67 Dermylex TM 67 DURAGESIC 67 romiplostim 67 Tekturna HCT 67 Syndrome LEMS 67 NeuroStar TMS Therapy 67 Tamsulosin 67 CARBATROL 67 oxcarbazepine 67 Keppra XR TM 67 Aclasta 67 Relistor 67 casopitant 67 Onbrez Breezhaler 67 Atomoxetine 67 Androgel R 67 Luvox CR 67 phase III isavuconazole 67 Mycophenolate Mofetil 67 Zebinix 67 FENTORA 67 mesylate 67 hydrochloride tablets 67 diabetic neuropathic pain 67 Divalproex Sodium 67 Dapoxetine 67 Vernalis plc 67 Zanaflex Capsules TM 67 CDP# 67 Requip XL 67 Valium diazepam 67 tasocitinib 66 ZOLINZA 66 UCB Keppra 66 Desmopressin 66 Silenor ® 66 MetroGel 66 pioglitazone hydrochloride 66 Renvela ® 66 PENNSAID 66 Lialda 66 JOULFERON 66 quetiapine fumarate 66 R bendamustine hydrochloride 66 Azathioprine 66 ALVESCO ® 66 ZEFTERA TM Zevtera TM 66 rheumatoid arthritis psoriatic arthritis 66 brivaracetam 66 Actemra tocilizumab 66 REMINYL ® 66 Bicalutamide 66 Xerese 66 duloxetine Cymbalta 66 TYKERB 66 SNRI 66 FACTIVE R gemifloxacin 66 RhuDex 66 OMP designation 66 prescription laxative 66 OPANA ER 66 Orapred R 66 sertraline Zoloft 66 ORADUR ® 66 Caldolor ® 66 Betaferon ® 66 ZEFTERA TM 66 ARIXTRA 66 DNAwithPap TM Test 66 dopamine partial agonist 66 Zeldox 66 Mestinon 66 Rapydan 66 clobazam 66 Asmanex 66 1mg 2mg 66 Intuniv 66 ELIQUIS 66 Torisel 66 REMICADE infliximab 66 nonsedating antihistamine 66 THALOMID 66 Moxifloxacin 66 DDP# 66 Egrifta 66 ACTIQ 66 Bendamustine 66 R adalimumab 66 Cetrorelix 66 Paliperidone ER 66 tamsulosin hydrochloride 66 refractory chronic lymphocytic 66 aztreonam 66 Saizen R 66 oral transmucosal 66 Meda Pharmaceuticals 66 capsule formulation 66 Receives Positive Opinion 66 CHMP recommendation 66 Ruconest 66 CNS depressant 66 DPNP 66 Marketing Authorization 66 naproxen esomeprazole magnesium 66 FAMPYRA 66 FUSILEV ® 66 Pegloticase 66 highly purified pasteurized 66 mometasone furoate 66 IMiDs ® compound 66 azelastine hydrochloride 66 Adenuric ® 66 VNS Therapy TM 66 Cancidas 66 Oracea TM 66 Escitalopram 66 DEXILANT 66 R brand eszopiclone 66 Pemetrexed 66 Ilaris 66 ADDERALL XR R 66 injectable formulations 66 Preotact R 66 Spiriva Handihaler 66 Tibotec Therapeutics division 66 TNF Tumor Necrosis Factor 66 ONGLYZA ™ 66 Omalizumab 66 Zemplar 66 Hexvix 66 BRILINTA 66 Elagolix 66 IV Busulfex 66 Junovan 66 Gleevec Glivec 66 Nexavar sorafenib 66 FDA APPROVES 66 Fluconazole 66 Aphthasol R 66 Lilly Cymbalta 66 Application MAA 66 Decentralized Procedure 66 antiretroviral medicinal 66 Sublinox 66 Vandetanib 66 Gel repository corticotropin injection 66 Posaconazole 66 Neurodex 66 BUPHENYL 66 AMEVIVE 66 Alvesco ® 66 TOPAMAX R 66 Gabapentin GR 66 topical non steroidal 66 Tostran 66 Vitrasert R 66 CIMZIA TM certolizumab pegol 66 Dapagliflozin 66 Asclera 66 Zevtera 66 Traficet EN 66 Wafer polifeprosan 66 olanzapine Zyprexa 66 prescribed atypical antipsychotic 66 Nycomed GmbH 66 Humira adalimumab 66 acyclovir Lauriad ® 66 Orphan Status 66 Ondansetron 66 tolperisone 66 FOSAMAX PLUS D 66 Oral Spray 66 Zegerid OTC 66 dextromethorphan quinidine 66 MYOBLOC 66 THALOMID R 66 Seroquel quetiapine 66 Sotret 66 SAFLUTAN 66 Focalin XR ® 66 Rotigotine 66 Rebif ® 66 glatiramer acetate 66 ULORIC 66 trospium chloride 66 quinolone antibiotic 66 Sanvar R 66 Pentacel vaccine 66 PrevOnco 66 Naglazyme 66 Silenor ® doxepin 66 Xerclear ™ 66 ALVESCO HFA 66 Aldara ® 66 Bifeprunox 66 LEUKINE 66 Requip ropinirole 66 Reclast zoledronic acid 66 RAPTIVA 66 oropharyngeal candidiasis 66 Entecavir 66 oral iron chelator 66 Arzerra TM 66 tinidazole 66 Lovaza TM 66 Pradaxa ® 66 tegaserod 66 Daliresp 66 Aplenzin 66 oral rivaroxaban 66 RECOTHROM R 66 AstraZeneca Symbicort 66 SEROQUEL R 66 Topiramate 66 Kineret R 66 TRANSDUR ™ 66 bipolar mania 66 sunitinib malate 66 CONCERTA 66 Adalimumab 66 Xolegel 66 alefacept 66 pioglitazone HCl 66 SUPPRELIN R LA 66 Release Tablets 66 PEGASYS ® 66 Janssen Ortho Inc. 66 buccal tablets 66 Diastat 66 Intelence 66 Pfizer Lyrica 66 Brinavess 66 VANTAS 66 Lamictal ODT 66 prucalopride 66 donepezil hydrochloride 66 idursulfase 66 Paxil paroxetine 66 Aviptadil 66 forodesine 66 CYCLOSET 66 QVAR ® 66 THELIN 65 Sitagliptin 65 Vidaza R 65 metoprolol succinate 65 esomeprazole magnesium 65 Fondaparinux 65 escitalopram Lexapro 65 Sprycel dasatinib 65 Oxiplex 65 OZURDEX ® 65 Loramyc 65 Inhalation Solution 65 estradiol gel 65 Methylnaltrexone 65 Buprenorphine Naloxone 65 rosiglitazone maleate 65 Filgrastim 65 Mg Usa 65 #mg Tablets [002] 65 Arranon 65 Wellbutrin XL R 65 Zolpimist ™ 65 Kristalose R 65 Cefprozil 65 RELISTOR ® 65 pancreatic enzyme replacement 65 ARCALYST R 65 ferumoxytol Injection 65 Hydrochlorothiazide 65 ULTRASE 65 Diabetic Macular Edema 65 Pafuramidine 65 nilotinib Tasigna 65 RAPAMUNE 65 adenosine injection 65 desloratadine 65 EpiCeram 65 REMICADE ® 65 Astellas Deutschland GmbH 65 IV APAP 65 ZEGERID Capsules 65 SINGULAIR 65 PDE4 inhibitor 65 Soliris eculizumab 65 acute HAE attacks 65 RoActemra 65 Sanctura XR 65 GRALISE 65 Factive 65 vancomycin hydrochloride 65 duloxetine hydrochloride 65 Roflumilast 65 Parnate 65 PEGylated anti 65 Pegasys peginterferon alfa 2a 65 partner ECR Pharmaceuticals 65 GlaxoSmithKline Requip 65 XIAPEX 65 Resolor 65 Lexiva 65 glatiramer 65 Neupro 65 LEVADEX TM 65 Avastin bevacizumab 65 eltrombopag 65 Circadin R 65 novel oral anticoagulant 65 STELARA ™ 65 Stedesa 65 Depakene 65 Prilosec omeprazole 65 Loxapine 65 thalidomide Thalomid 65 Vfend 65 losartan potassium 65 Cx# [002] 65 Certolizumab 65 Pegintron 65 Loramyc ® 65 DORIBAX 65 AVASTIN 65 Ranolazine 65 DepoDur R 65 treat opioid induced 65 CE Marked 65 Abbokinase 65 Known generically 65 antiepileptics 65 rHuPH# recombinant human 65 Finacea 65 intranasal formulation 65 Cefepime 65 Interferon beta 1b 65 Tocilizumab 65 Neupro ® 65 Carvedilol 65 Ceftobiprole 65 Rasagiline 65 balsalazide tablet 65 Entocort 65 tizanidine hydrochloride short 65 long acting bronchodilator 65 Palonosetron 65 esomeprazole Nexium 65 INVEGA ® 65 Afinitor ® 65 Hydralazine 65 Altabax 65 Duloxetine 65 Vesicare 65 Movectro 65 Dyloject TM 65 clopidogrel bisulfate 65 ospemifene 65 ARCALYST 65 Ralivia TM 65 Joulferon 65 Darunavir 65 Femara letrozole 65 Vantas 65 Soriatane 65 GSK# [001] 65 febuxostat 65 Invega 65 Pennsaid R 65 pediatric Crohn disease 65 tiagabine 65 Merz Pharmaceuticals 65 Dantrium R 65 Clofarabine 65 Clolar 65 Tasimelteon 65 Amrubicin 65 Zonisamide 65 anti inflammatory NSAID 65 BCR ABL inhibitor 65 Levofloxacin 65 Generic Versions 65 SCHWARZ PHARMA 65 ProEthic Pharmaceuticals 65 Exelon rivastigmine 65 NUEDEXTA ™ 65 FazaClo 65 Methylin 65 rivastigmine Exelon 65 Advagraf 65 Cladribine 65 Kineret ® 65 HCl capsules 65 Zingo TM 65 RECOTHROM ® 65 TRISENOX R arsenic trioxide 65 IBS C 65 TRISENOX 65 markets HP Acthar 65 briakinumab 65 Effexor venlafaxine 65 Avelox 65 REBETOL combination 65 YONDELIS R 65 Zebinix R 65 Bazedoxifene 65 Emselex 65 Pfizer Geodon 65 diclofenac potassium 65 somatostatin analog 65 EFFEXOR XR 65 mesalazine 65 Twinject ® 65 grass pollen allergy 65 Exforge HCT 65 Risperidone Oral Solution 65 miconazole Lauriad ® 65 Candesartan 65 olmesartan medoxomil hydrochlorothiazide 65 CAPHOSOL 65 experimental immunotherapeutics antivirals AmpligeGI mucosa resulting 65 Granisetron 65 MEZAVANT 65 www.soliris.net 65 Uroxatral 65 VANTAS ® 65 IXEMPRA 65 Iloperidone 65 palonosetron 65 Ambrisentan 65 Cellegesic TM nitroglycerin ointment 65 sitagliptin phosphate 65 Hydrochlorothiazide Tablets 65 Roche Xeloda 65 ALTACE 65 COLAZAL 65 ibuprofen Injection 65 Dual Opioid 65 PegIntron 65 haloperidol Haldol 65 Ticagrelor 65 Solaraze 65 Cyanokit R 65 fesoterodine 65 oropharyngeal candidiasis OPC 65 Temsirolimus 65 Ropinirole 65 Alferon N Injection 65 CERVARIX 65 ranolazine extended release 65 MoxDuo IR 65 galantamine hydrobromide 65 Dementia Related Psychosis 65 Jevtana 65 Metvix 65 gepirone ER 65 MabCampath 65 DOXIL 65 Pertuzumab 65 topical calcineurin inhibitors 65 Betaferon 65 corticotropin injection 65 Suprax R 65 FRAGMIN 65 Genzyme Myozyme 65 PhosLo 65 Novartis Trileptal 65 SAPHRIS 65 Eloxatin R 65 Plicera 65 XIAPEX ® 65 AVONEX ® 65 Asacol R 65 Orphan Designation 65 Topical Gel 65 Savella ® 65 R memantine HCl 65 Aptivus 65 TRISENOX ® 65 CIMZIA R 65 MAA submission 65 adalimumab Humira 65 Myocet 65 leukotriene receptor antagonist 65 vinorelbine tartrate 65 intravenous AAT 65 VIBATIV 65 denileukin diftitox 65 lisdexamfetamine dimesylate 65 Civacir 65 Amlodipine Besylate 65 RISPERDAL ® 65 SOLODYN 65 dopamine receptor agonist 65 gabapentin enacarbil 65 Calcium Acetate 65 REYATAZ R 65 FACTIVE ® 65 Efudex 65 Pirespa 65 alpha interferons 65 FASLODEX 65 APTIVUS 65 Ozurdex 65 Zarnestra 65 Tekturna aliskiren 65 Ceflatonin R 65 opioid narcotic 65 Taxotere ® 65 FOR FURTHER INFORMATION ABOUT 65 Vivaglobin 65 McNeil Pediatrics 65 Zavesca 65 ActiPatch ® 65 Medicinal Products EMEA 65 MACUGEN 65 VIMOVO 65 OSMOPREP 65 interferon beta 1b 65 AMMONUL R sodium phenylacetate 65 Orphan designation 65 Fenoglide 65 olanzapine LAI 65 Arixtra 65 SmPC 65 FIRMAGON R 65 VALSTAR 65 Warfarin Coumadin 65 evaluating tivozanib 65 LEVAQUIN ® 64 darbepoetin alfa Aranesp 64 divalproex sodium 64 ACUROX ® 64 fenofibric acid 64 Betaseron ® 64 chronic anal fissures 64 Liprotamase 64 Product Monograph 64 ELADUR ™ 64 Dexo 64 TNF alpha inhibitor 64 Aloxi injection 64 acetylcholinesterase inhibitor 64 posaconazole 64 TOPROL XL 64 Onco TCS 64 ipratropium bromide 64 Arcalyst 64 canakinumab 64 sitaxsentan 64 Medidur ™ FA 64 Zaleplon 64 Citalopram 64 Crofelemer budesonide foam 64 Cariprazine 64 Oropharyngeal Candidiasis 64 Singulair montelukast 64 TREDAPTIVE 64 Junovan TM 64 Lansoprazole 64 Periowave TM 64 Capsules CII 64 Etravirine 64 Ralivia 64 Rivaroxaban 64 Dasatinib 64 KAPIDEX 64 Twinject R 64 Zolmitriptan 64 Sertraline 64 Potiga 64 Taxotere docetaxel 64 Toviaz 64 Emollient Foam 64 Feraheme ® 64 sorafenib Nexavar 64 Arzerra ofatumumab 64 Mepact 64 Lenalidomide 64 ACTIQ ® 64 Coversyl 64 Tezampanel 64 miconazole MBT 64 Trelstar 64 Budesonide 64 Australian Therapeutic Goods 64 SUMAVEL 64 Zyflo CR 64 Kivexa 64 Oxytrol R 64 OSMOPREP TM 64 apomorphine hydrochloride 64 Paroxetine 64 Calcitonin 64 everolimus tablets 64 Xeloda ® 64 Oravig 64 Astelin 64 lucinactant 64 Pliaglis 64 HCl Tablets 64 Wellbutrin XL ® 64 Strattera atomoxetine 64 Exalgo 64 fexofenadine HCl 64 methylnaltrexone 64 xanthine oxidase inhibitor 64 XENAZINE 64 metformin hydrochloride extended