Related by context. All words. (Click for frequent words.) 67 diethylstilbestrol 67 ethinylestradiol 66 synthetic estrogens 63 synthetic progesterone 62 synthetic progestin 62 endocrine disrupters 62 hormones estrogen 61 mimics estrogen 61 suppress ovulation 60 hormone therapy estrogen 60 hormone disruptor 60 Progestin 60 hormone estrogen 60 endocrine disruptors 60 hormone disrupting 60 endocrine disruptor 60 bioidentical 59 progestin 59 estrogen 59 drospirenone 59 soy isoflavone 59 progestogen 59 female hormones estrogen 59 estrogen hormone 59 synthetic hormones 59 estrogen mimicking 59 estrogenic compounds 59 oestrogens 59 endocrine disrupter 58 endocrine disrupting chemicals 58 hormone estradiol 58 estrogens 58 estrone 58 oral contraceptive pill 58 pthalates 58 oral contraceptives 58 Drospirenone 57 levonorgestrel 57 spermicides 57 phyto oestrogens 57 hormone progestin 57 perfluorooctanoate PFOA 57 xenoestrogens 57 perfluorinated chemicals 57 mimic estrogen 57 progestin hormone 57 insect repellent DEET 57 desogestrel 57 hormone disrupter 57 PDBEs 57 methylparaben 57 estrogen ethinyl estradiol 57 plastic hardener 56 IUD intrauterine device 56 Levonorgestrel 56 norelgestromin 56 sex hormones estrogen 56 dose oral contraceptives 56 hormones 56 endocrine disrupting chemical 56 diethylstilbestrol DES 56 hormonally active 56 norethindrone acetate 56 perfluorooctane sulfonate 56 conjugated estrogen 56 organochlorines 56 teratogens 56 inhibit ovulation 56 ulipristal 55 ethylmercury 55 indomethacin 55 hormone disruptors 55 perfluorooctanoic acid PFOA 55 benzyl alcohol 55 synthetic musks 55 reproductive hormones 55 estradiol 55 hormone progesterone 55 fluoxetine Prozac 55 Oral contraceptives 55 Ocella 55 hormonal contraceptive 55 clomiphene citrate 55 perfluorooctane sulfonate PFOS 55 ethinyl estradiol 55 Depo Provera 55 hormone disrupters 55 Saccharin 55 estrogenic 55 Norplant 55 organophosphorus pesticides 55 female hormone progesterone 55 oxycodone morphine 55 reproductive abnormalities 55 methyl mercury 55 estrogen estradiol 55 potent neurotoxin 55 orally ingested 54 PFOAs 54 polybrominated diphenyl ethers PBDEs 54 containing drospirenone 54 naturally occurring estrogen 54 Soy isoflavones 54 inorganic mercury 54 female hormone estrogen 54 norethindrone 54 polybrominated diphenyl ethers 54 estrogen progestin combination 54 ovulatory cycles 54 pregnenolone 54 steroid hormones 54 ethyl ester 54 thyroid hormone 54 Pyrethroids 54 endocrine disrupting compounds 54 induce ovulation 54 oral contraceptive pills 54 hormone progestogen 54 synthetic hormone 54 PFOS 54 putrescine 54 Black Cohosh 54 Methylmercury 54 polycarbonate plastics 54 endocrine disruption 54 silibinin 54 eicosapentaenoic acid 53 gonadotropins 53 organochlorine pesticides 53 organochlorine pesticide 53 folate folic acid 53 polybrominated diphenyl ether 53 thyroid hormone levels 53 docosahexaenoic acid 53 naturally occurring substances 53 progestins 53 hormone 53 Peptide YY 53 Prozac Zoloft Paxil 53 progestin pills 53 triclocarban 53 DHEA supplements 53 bisphenol A. 53 polycarbonate plastic bottles 53 trihalomethanes THMs 53 ulipristal acetate 53 suspected carcinogen 53 Gianvi 53 Flame retardants 53 anti androgen 53 Qlaira 53 Hexavalent chromium 53 suppressing ovulation 53 spermicide 53 cardiac glycosides 53 Enovid 53 Methyl mercury 53 endogenous estrogen 53 sex hormone estrogen 53 diphenyl ethers 53 norgestimate 53 Microcystis 53 levonorgestrel releasing 53 PCBs dioxins 53 potent carcinogen 53 snorted smoked 53 Contraceptive pills 53 methylene blue 53 NuvaRing 52 lovastatin Mevacor 52 glucoside 52 vitamin B9 52 male hormone androgen 52 oral clefts 52 produced synthetically 52 induce abortions 52 tibolone 52 oral contraceptive OC 52 l carnitine 52 phthalate DEHP 52 Alprostadil 52 naturally occurring amino acid 52 Ethinyl Estradiol 52 spironolactone 52 testosterone gels 52 aldrin 52 endoxifen 52 synthetic THC 52 Silicone implants 52 progestogens 52 Prozac fluoxetine 52 organochlorine 52 perfluorocarbons 52 parathion 52 treat menopausal symptoms 52 Valproate 52 hormonal fluctuation 52 dihydrotestosterone DHT 52 estrogenic chemicals 52 dioxane 52 hormones testosterone 52 nonylphenol 52 carbamates 52 Hormonal 52 progestagen 52 Black cohosh 52 isoflavone supplements 52 urinary concentrations 52 Yaz Yasmin 52 tricyclic 52 anticonvulsant drug 52 estrogen androgen 52 hormonal 52 common painkiller acetaminophen 52 #,# dichlorobenzene 52 oral contraception 52 diazinon 52 Wyeth Effexor 52 nicotinic acid 52 teratogen 52 hormonal contraceptives 52 Plant sterols 52 dehydroepiandrosterone 52 antidepressants SSRIs 52 Remifemin R 52 estradiol valerate 52 methylmercury 52 palmitoleate 52 sedative midazolam 52 Phenobarbital 52 cone snail venom 52 PBDEs 52 eggshell thinning 52 dichloroethene 52 Herbal supplements 51 endrin 51 tricyclics 51 minoxidil 51 rBGH milk 51 precocious puberty 51 etonogestrel 51 heptachlor 51 PCBs DDT 51 combination estrogen progestin 51 pyrethrins 51 Anti depressant 51 chemical bisphenol 51 progestin synthetic 51 sodium valproate 51 cyclamates 51 Antacids 51 primary ovarian insufficiency 51 intersex fish 51 serotonin reuptake inhibitors 51 Acrylamide 51 cyanocobalamin 51 Domoic acid 51 acetylsalicylic acid 51 organophosphates 51 trans resveratrol 51 perfluorinated compounds 51 pesticide atrazine 51 PFCAs 51 prenatal exposures 51 thiazide 51 nitroprusside 51 Dyspepsia Tachycardia Myalgia etc. 51 endocrine disrupting chemicals EDCs 51 deca BDE 51 PBDEs polybrominated diphenyl ethers 51 DBPs 51 organophosphate pesticides 51 ursodeoxycholic acid 51 Genistein 51 EPA eicosapentaenoic acid 51 Sorbitol 51 widely prescribed antidepressants 51 vitamin K1 51 ethyl mercury 51 dexfenfluramine 51 containing levonorgestrel 51 Venlafaxine 51 hormonal abnormalities 51 glyburide 51 cuddle hormone 51 Yohimbine 51 Polychlorinated biphenyls 51 dependent neoplasia 51 ferrous sulphate 51 adrenal hormones 51 synthetic stimulant 51 Selective Serotonin Reuptake Inhibitor 51 inhibiting ovulation 51 Prenatal vitamins 51 Parnate 51 banned pesticide DDT 51 5 alpha reductase 51 ovarian hormones 51 Rofecoxib 51 polyacrylamide 51 microcystins 51 luteinising hormone 51 Thyroxine 51 typical antipsychotics 51 phyto estrogens 51 fenfluramine 51 endocrine disrupting 51 aspartame sucralose 51 androgens 51 incretins 51 prescribed estrogen progestin 51 prostaglandin 51 GlaxoSmithKline Plc Paxil 51 prenatal multivitamins 51 Omega 6s 51 hormone levonorgestrel 51 DDT dieldrin 51 S equol 51 vinclozolin 51 Triclosan 51 benzoate 51 monensin 51 endometrial hyperplasia 51 diuretic hydrochlorothiazide 50 beta estradiol 50 nonylphenol ethoxylates 50 aB vitamin 50 progesterone 50 Artificial sweeteners 50 Benzoyl peroxide 50 contraceptive pill 50 non steroidal anti inflammatories 50 nonsteroidal anti inflammatories 50 impair fertility 50 inhaled budesonide 50 progestin hormones 50 DHEAS 50 salicylates 50 developmental neurotoxicity 50 antibiotics amoxicillin 50 Bromate 50 vom Saal 50 Salicylate 50 THMs 50 Nuvaring 50 antibiotic erythromycin 50 glitazones 50 hair relaxers 50 folic acid aB vitamin 50 Mirena 50 biphenyls 50 Minoxidil 50 PCBs polychlorinated biphenyls 50 eicosapentaenoic acid EPA 50 somatotropin 50 injected snorted smoked 50 genistein 50 metabolized differently 50 estrogenic effects 50 Atrazine 50 miscarriages premature births 50 lactase enzyme 50 anticoagulant warfarin 50 uterine tumors 50 polycarbonate bottles 50 bioaccumulation 50 amides 50 coumarin 50 retinol vitamin 50 thyroxine 50 Chromium picolinate 50 Nestorone 50 evening primrose oil 50 MPTP 50 Oestrogen 50 folate deficiency 50 tamoxifen raloxifene 50 perfluorinated chemicals PFCs 50 reproductive toxicity 50 postmenopausal hormone 50 plastics detergents 50 hormone pills 50 Imipramine 50 Nardil 50 nitrofurantoins 50 phytoestrogen 50 Selective Serotonin Re 50 nonaddictive 50 paracetamol aspirin 50 prolactin hormone 50 iodine supplements 50 Depo Provera injections 50 racemic mixture 50 BPA bisphenol 50 ergot alkaloids 50 naturally occurring substance 50 2 butoxyethanol 50 organophosphate insecticides 50 chemical perfluorooctanoic acid 50 antidepressants 50 oxybenzone 50 lactitol 50 Inorganic arsenic 50 dihydrotestosterone 50 aromatic amines 50 linoleic acids 50 polyunsaturated fatty acid 50 proton pump inhibitors PPIs 50 chemical malachite green 50 SSRI antidepressants 50 hormone mimicking 50 intrauterine device 50 flame retardants PBDEs 50 Paxil paroxetine 50 endogenous opioid 50 teratogenic 50 clomiphene 50 Perfluorinated chemicals 50 arsenate 50 Organophosphate 50 DDT pesticide banned 50 herb ephedra 50 transdermal gel 50 Tricyclic antidepressants 50 AZT zidovudine 50 ellaOne 50 Polychlorinated biphenyls PCBs 50 follicle stimulating hormone FSH 50 polyketides 50 naturally occurring mineral 50 phenolphthalein 50 reproductive disorders 50 tricyclic antidepressant 50 acetominophen 50 sulfated 50 calcium citrate 50 magnesium sulphate 50 menstrual suppression 50 thyroid hormones 50 inorganic salts 50 phytoestrogens 50 Parabens 50 guggul 50 vaginal lubricants 50 Squalene 50 trichloroethane 50 mifepristone 50 H2 blocker 50 sulfonylureas 50 organophosphate OP 50 CYP#A# gene 50 quinidine 50 DEHA 50 tenofovir Viread 50 nitrosamines 50 estriol 50 Natural S equol 50 infant formula cans 50 pills Yaz 50 methylphenidate Ritalin 50 HU# [002] 50 naturally occurring hormone 50 Progesterone 50 Metformin 50 toxic flame retardants 50 atrazine herbicide 50 amygdalin 50 powerful neurotoxin 50 organochlorine compounds 50 ovulation inducing 50 oral contraceptive 50 amyl nitrite 49 mild analgesics 49 medroxyprogesterone 49 mercury dioxins 49 docosahexaenoic acid DHA 49 Oxybenzone 49 carbon tetrachloride 49 perfluorochemicals PFCs 49 arachidonic 49 ubiquinone 49 Premarin 49 ORTHO EVRA R 49 serotonin reuptake inhibitors SSRIs 49 L arginine 49 desipramine 49 phthalate exposure 49 dioxin PCBs 49 Selective Serotonin Reuptake Inhibitors 49 uroguanylin 49 bioaccumulative 49 prostaglandins 49 harden plastics 49 oleanolic acid 49 opiods 49 organo phosphate 49 DMAE 49 smoked snorted 49 Intersex fish 49 Follistim 49 Celebrex celecoxib 49 PBDE exposure 49 anticonvulsant medication 49 #,# dichloroethane 49 nonsteroidal 49 Cenestin 49 Wellbutrin bupropion 49 pesticides chlorpyrifos 49 loratadine 49 cobalamin 49 Levoxyl 49 Estrogen 49 singleton pregnancy 49 anti epileptics 49 combines propoxyphene 49 acesulfame 49 BPA mimics 49 hMG 49 follicle stimulating hormone 49 Estriol 49 DMPA 49 benfotiamine 49 PBDE flame retardants 49 Vinyl chloride 49 magnesium sulfate 49 Ulipristal 49 androgenic hormones 49 endogenous hormones 49 SSRIs selective serotonin 49 Phenylephrine 49 Vivelle Dot 49 phthalate esters 49 Levothyroxine 49 anticonvulsant 49 progesterone hormone 49 perfluorochemicals 49 epigenetic changes 49 alpha tocopherol 49 prohormones 49 medroxyprogesterone acetate MPA 49 hormone human chorionic 49 Desmopressin 49 postpartum bleeding 49 Pyrethrins 49 thyroxin 49 valsartan Diovan 49 piperonyl butoxide 49 anovulation 49 body metabolises 49 Cotinine 49 peroxynitrite 49 Polybrominated 49 snorted injected 49 estrogen progestin 49 chemical leaches 49 somatostatin 49 hormone aldosterone 49 dibutyl phthalate DBP 49 anticonvulsants 49 chlorinated compounds 49 co enzyme Q# 49 insecticidal properties 49 clomipramine 49 treating menopausal symptoms 49 Dioxane 49 depot medroxyprogesterone acetate 49 neurotoxins 49 Zerit 49 azinphos methyl 49 oral contraceptives OCs 49 commonly prescribed antidepressants 49 Mifepristone 49 carbamate insecticides 49 MiraLAX 49 pyrimidines 49 Nicotinamide 49 formamide 49 Benzodiazepine 49 ascorbic acid 49 Ethylene glycol 49 sodium fluoride 49 Intrauterine devices 49 paroxetine Paxil 49 bio accumulative 49 dimethyl sulfoxide 49 fat soluble 49 alpha lipoic acid 49 suppresses ovulation 49 Sodium cyanide 49 vaginal suppositories 49 chlorobenzene 49 polybrominated 49 potassium calcium magnesium 49 carbamazepine 49 fructose glucose 49 nonhormonal 49 ovary stimulating 49 polycystic ovary syndrome PCOS 49 gonadotrophin 49 thiomersal 49 Dental sealants 49 organophosphate exposure 49 estrogen progestin therapy 49 selective serotonin reuptake inhibitors 49 Glucocorticoids 49 Thimerosal mercury 49 Estradiol 49 Spironolactone 49 Luvox fluvoxamine 49 calcium oxalate 49 DHA docosahexaenoic acid 49 tretinoin 49 estrogen pills 49 counter antacids 49 hormones progesterone 49 DDT pesticide 49 ziconotide 49 Maxalt 49 selective serotonin reuptake inhibitor 49 genital abnormalities 49 gamma tocotrienol 49 PBDE 49 finasteride Proscar 49 MBTE 49 monolaurin 49 domperidone 49 Lactobacillus bacteria 49 postmenopausal hormone replacement 49 acetaminophen paracetamol 49 organophosphate pesticide 49 irregular menses 49 Nitrosamines 49 PCBs mercury 49 posterior pituitary 49 NUCYNTA R 49 lindane 49 MAO inhibitors 49 ß carotene 49 BPA 49 acute toxicity 49 PSC RANTES 49 Phytoestrogens 49 painkiller acetaminophen 49 DINP 49 oxyntomodulin 49 Nitrate contamination 49 testosterone progesterone 49 dispersible 49 pravastatin Pravachol 49 intracytoplasmic sperm injection 49 Prempro pills 49 sodium lauryl sulphate 49 Ortho Evra patch 49 Klotho gene 48 utero exposure 48 bisphenol 48 antiepileptics 48 SSRI selective serotonin 48 bismuth subsalicylate 48 thyroxine T4 48 chlorine byproducts 48 fluoxetine 48 B vitamin folate 48 teratogenic effects 48 prevents ovulation 48 PPHN 48 Anti depressants 48 thyroid medication 48 potent analgesic 48 biologically inactive 48 acetyl L carnitine 48 CoQ 48 Mellaril 48 Nonoxynol 9 48 cyclamate 48 Paraquat 48 plastics chemical bisphenol 48 parabens preservatives 48 perfluorocarbons PFCs 48 pure fructose 48 intra uterine 48 patch Ortho Evra 48 brevetoxin 48 terbutaline 48 Mirena IUD 48 Tofranil 48 DDT PCBs 48 persistent bio accumulative 48 blockbuster antidepressant Effexor 48 acid reducers 48 Domoic acid neurotoxin 48 tricyclic anti depressants 48 Sugar alcohols 48 pyrethroids 48 addictive nicotine 48 reproductive toxicants 48 irregular menstrual periods 48 L carnitine 48 Testosterone gel 48 Hormone Replacement Therapy 48 rat poisons 48 contraceptive Pill 48 usnic acid 48 modulators SERMs 48 superoxides 48 L Glutamine 48 heparins 48 clioquinol 48 tinidazole 48 PBDE concentrations 48 libido enhancer 48 selective estrogen receptor 48 phenobarbital 48 Seasonale birth 48 poliovirus vaccine 48 benzoates 48 pepsin 48 hormone androgen 48 venlafaxine Effexor 48 strychnine arsenic 48 Mirtazapine 48 Livial 48 Valproic acid 48 soy infant formula 48 Lipoic acid 48 therapy HRT 48 hydroxyl radical 48 mu opioid 48 atrazine 48 megadoses 48 SSRIs 48 phylloquinone 48 topiramate 48 cholecystokinin 48 dental amalgams 48 hormone replacement 48 organo 48 hydrocodone acetaminophen 48 Idebenone 48 iodine intake 48 endometrial cells 48 Nestorone ® 48 hermaphroditism 48 anogenital distance 48 phthalate metabolites 48 oxalates 48 sucralose Splenda 48 phyto estrogen 48 #mg tablet [002] 48 BPA Bisphenol 48 mild diuretic 48 omega3 48 glucomannan 48 nicotinamide 48 tetrachlorethylene PCE 48 5 lipoxygenase 48 Natazia 48 atopic disease 48 #,# Dioxane 48 zinc sulfate 48 Estrogens 48 endocrine hormone 48 MAO inhibitor 48 haloperidol Haldol 48 naturally occurring 48 Sodium nitrite 48 Promensil 48 chlorinated pesticides 48 Melatonin 48 Ortho Evra 48 neurotransmitters serotonin 48 Fluoroquinolones 48 Uprima 48 Seasonale 48 NSAID diclofenac 48 prenatal multivitamin 48 magnesium hydroxide 48 irregular menstrual cycles 48 gingerol 48 toxicant 48 hormone therapy 48 blood thinner Warfarin 48 sulphate 48 Prozac Paxil Zoloft Celexa 48 Docosahexaenoic acid DHA 48 fluorinated chemicals 48 control pills ethinyl 48 glucose fructose 48 Trichloroethylene 48 postmenopausal estrogen 48 GlaxoSmithKline Paxil 48 mucins 48 luteolin 48 hormone prolactin 48 gamma tocopherol 48 clozapine Clozaril 48 condoms diaphragms 48 PVC shower curtains 48 coenzyme Q# 48 bismuth oxychloride 48 glibenclamide 48 toxaphene 48 magnesium supplements 48 protein erythropoietin 48 mirex 48 spermicidal 48 postmenopausal hormone therapy 48 trans palmitoleate 48 bromine compounds 48 Bifidobacteria 48 fluorotelomers 48 beta sitosterol 48 immune suppressing medications 48 ethyl mesilate 48 Ovcon 48 gender bending chemicals 48 polychlorinated vinyls 48 phenoxyethanol 48 cyclopamine 48 androgen hormones 48 dioxins PCBs 48 premenstrual syndrome PMS 48 psychoactive chemical 48 injectable contraceptive 48 Organophosphates 48 SNRI 48 dimethylformamide 48 hyperemesis 48 Ginkgo biloba extract 48 Creatinine 48 Low Doses 48 Acetaldehyde 48 hormones secreted 48 Diethylene Glycol 48 anti convulsants 48 topiramate Topamax 48 Trans fatty acids 48 PFBA 48 cyclosporin 48 Taxol ® 48 Pseudo nitzschia 48 cryoprotectants 48 Wactawski Wende 48 Nuva Ring 48 naturally occuring 48 prevent fertilized egg 48 statins Lipitor 48 Dehydroepiandrosterone 48 Lanoxin 48 flavonoid antioxidants 48 Cyanobacteria 48 DHA supplements 48 odorless tasteless 48 carb blockers 48 chemoprotective 48 cyproterone acetate 48 PremPro 48 anti androgenic 48 Calcitonin 48 water soluble vitamin 48 triphala 48 endometrial lining 48 chemical Bisphenol 48 tributyltin TBT 48 norepinephrine dopamine 48 NUCYNTA ™ 48 Riluzole 48 thyrotropin 48 shatterproof plastic 48 barium chloride 48 flecainide 47 chelator 47 Hyaluronic acid 47 Malassezia 47 bioidenticals 47 metoclopramide 47 Shanna Swan 47 analgesic medications 47 copper IUD 47 Chlorpyrifos 47 mood stabilizers 47 antidepressants Effexor 47 Implanon 47 LHRH agonists 47 Ritalin methylphenidate 47 humanin 47 estrogenic activity 47 allopregnanolone 47 Elemental mercury 47 acid DHA 47 painkiller hydromorphone 47 Cisplatin 47 medroxyprogesterone acetate 47 serotonin norepinephrine reuptake inhibitors 47 valproate 47 Bioidentical hormones 47 Wyeth Premarin 47 growth restriction IUGR 47 acid PFOA 47 carbinoxamine 47 Biotin 47 hormones leptin 47 nimodipine 47 isotretinoin Accutane 47 lipoic acid 47 artemisinins 47 intravenous bisphosphonates 47 progesterone gel 47 Prolactin 47 aromatic hydrocarbons 47 multivitamin supplement 47 sulfuryl fluoride 47 anxiolytics 47 antimetabolites 47 additive methyl tertiary butyl 47 Tylenol acetaminophen 47 antibiotics antihistamines 47 maleate 47 cough suppressant 47 psychostimulant 47 toxicants 47 Dechlorane Plus 47 paroxetine sertraline 47 triiodothyronine T3 47 HCG hormone 47 thyroid tumors 47 chemotherapeutic agent doxorubicin 47 fungal toxin 47 Tibolone 47 painkiller ibuprofen 47 phosphodiesterase inhibitor 47 stain repellents 47 sibutramine Meridia 47 Erythromycin 47 bezafibrate 47 methyl chloroform 47 kanamycin 47 insecticide endosulfan 47 Preterm delivery 47 tastants 47 Prilosec omeprazole 47 psychoactive stimulant 47 shampoos lotions 47 sertraline Zoloft 47 H2 blockers 47 neurotoxic effects 47 calcium homeostasis 47 prenatal ultrasounds 47 YAZ ® 47 polynuclear aromatic hydrocarbons 47 chemical flame retardants 47 HBCD 47 plasticisers 47 Fen phen 47 Sodium hydroxide 47 biogenic amines occur 47 thiourea 47 patented botanical 47 carcinogenic dioxins 47 dichlorodiphenyltrichloroethane 47 bacterial vaginosis 47 THC tetrahydrocannabinol 47 acetaminophen 47 onset puberty 47 Homocysteine 47 thyroid hormone replacement 47 Estratest 47 vitellogenin 47 Teflon coatings 47 selenomethionine 47 preservative sodium benzoate 47 oxcarbazepine 47 dose oral contraceptive 47 mercury potent neurotoxin 47 beta lactam antibiotic 47 methanol formaldehyde 47 GnRH agonists 47 hormone FSH 47 t# c# CLA 47 containing hydroquinone 47 polycystic ovarian syndrome PCOS 47 PHY# [002] 47 cellulite creams 47 purified proteins 47 Prenatal exposure 47 DHEA 47 luteinizing hormone releasing 47 oestrogenic 47 glucocorticoids 47 neurotoxin 47 antiandrogen 47 gonadotropin releasing hormone 47 tricyclic antidepressants 47 equol 47 organophosphorus compounds 47 morphine codeine 47 synthetic opioid 47 phenytoin Dilantin 47 ranitidine Zantac