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Which drugs are most reported with Unintended pregnancy?

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 10,325 reports · 334 co-occurring drugs

As of the last recalculation, Unintended Pregnancy appears in 10,325 FAERS reports alongside 334 co-occurring drug terms. The strongest observed disproportionality signal is ULIPRISTAL ACETATE (PRR 601.2).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.

Drug	Co-reports	PRR	ROR
Ulipristal Acetate	149	601.2	853.0
Etonogestrel	3,645	237.4	257.1
Norgestrel And Ethinyl Estradiol	45	100.2	105.4
Isotretinoin	1,919	95.8	99.7
Etonogestrel And Ethinyl Estradiol	951	95.1	99.4
Levonorgestrel / Ethinyl Estradiol	7	33.7	34.2
Medroxyprogesterone Acetate	648	27.9	28.3
Norethindrone Acetate And Ethinyl Estradiol, And Ferrous Fumarate	3	15.9	16.0
Levonorgestrel And Ethinyl Estradiol	16	11.3	11.4
Norgestimate And Ethinyl Estradiol	21	9.3	9.3
Bacitracin Zinc, Polymyxin B Sulfate	5	6.6	6.6
Neomycin, Polymyxin B, Pramoxine Hcl	5	6.6	6.6
Bacitracin Zinc, Neomycin, Polymyxin B	5	6.3	6.3
Bacitracin Zinc, Neomycin Sulfate, Polymyxin B Sulfate	5	6.2	6.2
Rifampin	34	4.7	4.7
Neomycin Sulfate	5	3.7	3.7
Efavirenz	18	3.3	3.3
Desogestrel And Ethinyl Estradiol	5	3.1	3.1
Acetaminophen And Caffeine	5	2.9	2.9
Bacitracin	5	2.7	2.7
Phentermine Hydrochloride	8	2.5	2.5
Acetaminophen And Phenyleprine Hcl	4	2.5	2.5
Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr	4	2.5	2.5
Acetaminophen, Dextromethorphan Hbr	5	2.4	2.4
Acetaminophen And Diphenhydramine Hcl	4	2.4	2.4
Nitrofurantoin Monohydrate/Macrocrystalline	7	2.4	2.4
Carbamazepine	79	2.4	2.4
Drospirenone And Ethinyl Estradiol	51	2.3	2.3
Brivaracetam Injection	5	2.2	2.2
Lamotrigine	135	2.1	2.1
Norethindrone Acetate And Ethinyl Estradiol, Ethinyl Estradiol And Ferrous Fumarate	3	1.9	1.9
Copper	40	1.9	1.9
Clindamycin Hydrochloride	3	1.7	1.7
Lamotirigine	59	1.7	1.7
Lamotrigine Extended-Release	59	1.7	1.7
Lamotrigine Chewable Dispersible	59	1.7	1.7
Labetalol	10	1.5	1.5
Cladribine	7	1.5	1.5
Aripiprazole	88	1.5	1.5
Sertraline Hydrochloride	84	1.4	1.4
Pyrazinamide	6	1.3	1.3
Mifepristone	3	1.3	1.3
Drs. Clotrimazole	7	1.2	1.2
Family Wellness Clotrimazole	7	1.2	1.2
Clotrimazole Topical	7	1.2	1.2
Ozanimod Hydrochloride	5	1.2	1.2
Lithium Carbonate	10	1.2	1.2
Oxcarbazepine	19	1.2	1.2
Aripiprazole Oral	24	1.2	1.2
Aripiprazole Orally Disintegrating	24	1.2	1.2
Trazodone Hydrochloride	9	1.2	1.2
Clotrimazole	7	1.1	1.1
Levetiracetam	76	1.1	1.1
Brivaracetam	5	1.1	1.1
Emtricitabine	4	1.1	1.1
Norethindrone	3	1.1	1.1
Progesterone	12	1.1	1.1
Acetaminophen And Codeine	6	1.0	1.0
Divalproex Sodium	22	1.0	1.0
Methadone Hydrochloride	5	0.9	0.9
Hyoscyamine Sulfate	4	0.9	0.9
Valproate Sodium	9	0.9	0.9
Isoniazid	7	0.9	0.9
Promethazine Hydrochloride	8	0.9	0.9
Eletriptan Hydrobromide	3	0.9	0.9
Dextroamphetamine Saccharate, Amphetamine Aspartate, Dextroamphetamine Sulfate, And Amphetamine Sulfate	15	0.9	0.9
Rilpivirine	3	0.9	0.9
Extended Phenytoin Sodium	7	0.8	0.8
Phenobarbital	6	0.8	0.8
Dextroamphetamine Sulfate, Dextroamphetamine Saccharate, Amphetamine Sulfate And Amphetamine Aspartate	17	0.8	0.8
Amitriptyline Hydrochloride	7	0.8	0.8
Topiramate	37	0.8	0.8
Rizatriptan Benzoate	4	0.8	0.8
Ciprofloxacin Hydrochloride And Hydrocortisone	8	0.8	0.8
Bupropion Hydrochloride	38	0.8	0.8
Levetiracetam In Sodium Chloride	29	0.8	0.8
Levetiracetam Oral	29	0.8	0.8
Levetiracetam Injection	29	0.8	0.8
Cabotegravir	3	0.7	0.7
Tretinoin	3	0.7	0.7
Valproic Acid	11	0.7	0.7
Tenofovir Disoproxil Fumarate Tablets	3	0.7	0.7
Fluconazole	24	0.7	0.7
Levonorgestrel	69	0.7	0.7
Amoxicillin	26	0.7	0.7
Nevirapine	3	0.7	0.7
Cetiirizine	14	0.7	0.7
Metronidazole	21	0.7	0.7
Cetirizine Hcl	3	0.7	0.7
Cetirizine	24	0.6	0.6
Misoprostol	3	0.6	0.6
Tofacitinib Citrate	4	0.6	0.6
Fluoxetine Hydrochloride	39	0.6	0.6
Albuterol	36	0.6	0.6
Atazanavir	4	0.6	0.6
Cephalexin	6	0.6	0.6
Pseudoephedrine Hcl	3	0.5	0.5
Citalopram	37	0.5	0.5
Fluoxetine	18	0.5	0.5
Levothyroxine Sodium Anhydrous	27	0.5	0.5
Nicotine Polacrilex Mini	4	0.5	0.5
Nicotine Polarilex	4	0.5	0.5
Multivitamin	13	0.5	0.5
Ibuprofen Tablets, Coated	11	0.5	0.5
Itraconazole	3	0.5	0.5
Ibuprofen Sodium	11	0.5	0.5
Sertraline	29	0.5	0.5
Nitrofurantoin	4	0.5	0.5
Lacosamide	9	0.5	0.5
Phenytoin	5	0.5	0.5
Nitrofurantoin (Monohydrate/Macrocrystals)	4	0.5	0.5
Nitrofurantoin Monohydrate/Macrocrystals	4	0.5	0.5
Lithium	6	0.5	0.5
Lithium Bromatum	6	0.5	0.5
Sumatriptan	9	0.5	0.5
Ibuprofen Capsule	47	0.5	0.5
Ibuprofen Tablet, Film Coated	47	0.5	0.5
Ibuprofen Tablet, Film-Coated	47	0.5	0.5
Ibupfrofen	47	0.5	0.5
Ibuprofen Tablets Usp, 200Mg	47	0.5	0.5
Ibuprofen Oral	47	0.5	0.5
Ibuprofen Capsules 200 Mg	47	0.5	0.5
Ibuprofen 200 Mg	47	0.5	0.5
Ibuprofen 200Mg	47	0.5	0.5
Cetirizine Hydrochloride Allergy	7	0.5	0.5
Cetirizine Hydrochloride Tablets	7	0.5	0.5
Ibuprofen	63	0.5	0.5
Loratadine Oral	11	0.5	0.5
Citalopram Hydrobromide	24	0.5	0.5
Emtricitabine And Tenofovir Disoproxil Fumarate	10	0.4	0.4
Ferrous Sulfate	11	0.4	0.4
Folic Acid	54	0.4	0.4
Ibuprofen And Diphenhydramine Citrate	5	0.4	0.4
Hydroxyzine	10	0.4	0.4
Buprenorphine Hydrochloride, Naloxone Hydrochloride	5	0.4	0.4
Escitalopram	29	0.4	0.4
Cetirizine Hydrochloride	34	0.4	0.4
Ritonavir	6	0.4	0.4
Zonisamide	3	0.4	0.4
Methylphenidate Hydrochloride	12	0.4	0.4
Ritonavir 100 Mg	3	0.4	0.4
Lamivudine Oral	5	0.4	0.4
Venlafaxine Hydrochloride	26	0.4	0.4
Lamivudine	6	0.4	0.4
Acetaminophen, Guaifenesin, And Phenylephrine Hydrochloride	31	0.4	0.4
Lurasidone Hydrochloride	4	0.4	0.4
Busulfan	3	0.4	0.4
Naproxen	15	0.4	0.4
Hydroxyurea	4	0.4	0.4
Metronidazole Topical	9	0.4	0.4
Modafinil	6	0.4	0.4
Amoxicillin And Clavulanate Potassium	5	0.4	0.4
Clindamycin Phosphate	6	0.4	0.4
Doxycycline Hyclate	12	0.4	0.4
Albuterol Sulfate	53	0.4	0.4
Methocarbamol	4	0.4	0.4
Melphalan	4	0.4	0.4
Doxycycline	12	0.4	0.4
Azithromycin Dihydrate	10	0.3	0.3
Valacyclovir Hydrochloride	12	0.3	0.3
Clonazepam	27	0.3	0.3
Valacyclovir	7	0.3	0.3
Propranolol Hydrochloride	12	0.3	0.3
Paroxetine Hydrochloride	15	0.3	0.3
Methadone	7	0.3	0.3
Erythromycin	3	0.3	0.3
Melphalan Hydrochloride	4	0.3	0.3
Loratadine	17	0.3	0.3
Carisoprodol	3	0.3	0.3
Levothyroxine Sodium	49	0.3	0.3
Naproxen Sodium	22	0.3	0.3
Mirtazapine	14	0.3	0.3
Cyanocobalamin	5	0.3	0.3
Adalimumab-Fkjp	7	0.3	0.3
Paroxetine Hydrochloride Hemihydrate	5	0.3	0.3
Nifedipine	7	0.3	0.3
Adalimumab-Aaty	7	0.3	0.3
Alprazolam	30	0.3	0.3
Clindamycin	4	0.3	0.3
Bosentan	7	0.3	0.3
Quetiapine	26	0.3	0.3
Adalimumab-Adaz	7	0.3	0.3
Biotin	4	0.3	0.3
Mycophenolic Acid	4	0.3	0.3
Oseltamivir Phosphate	3	0.2	0.2
Lisdexamfetamine Dimesylate	4	0.2	0.2
Acetaminophen	55	0.2	0.2
Paroxetine	4	0.2	0.2
Metoclopramide Hydrochloride	9	0.2	0.2
Orlistat	3	0.2	0.2
Nystatin Ointment	3	0.2	0.2
Nystatin Cream	3	0.2	0.2
Azathioprine	10	0.2	0.2
Naproxen Sodium Tablet	6	0.2	0.2
Loratadine Tablet	6	0.2	0.2
Venlafaxine	8	0.2	0.2
Nystatin	3	0.2	0.2
Metformin Hcl	6	0.2	0.2
Dasatinib	4	0.2	0.2
Imatinib Mesylate	3	0.2	0.2
Insulin	6	0.2	0.2
Sulfamethoxazole And Trimethoprim	9	0.2	0.2
Montelukast Sodium	13	0.2	0.2
Tramadol Hydrochloride	4	0.2	0.2
Iron	7	0.2	0.2
Nicotine Polacrilex	4	0.2	0.2
Ciprofloxacin Hydrochloride	10	0.2	0.2
Quetiapine Fumarate	3	0.2	0.2
Cyclobenzaprine	5	0.2	0.2
Acetaminophen, Chlorpheniramine Maleate, Phenylephrine Hcl	5	0.2	0.2
Fluticasone Propionate Nasal	3	0.2	0.2
Nicotine	4	0.2	0.2
Diazepam	12	0.2	0.2
Ciprofloxacin	9	0.2	0.2
Olanzapine Pamoate	4	0.2	0.2
Acyclovir	11	0.2	0.2
Azithromycin Monohydrate	4	0.2	0.2
Insulin Lispro	13	0.2	0.2
Tenofovir Disoproxil Fumarate	3	0.2	0.2
Mesalamine	5	0.2	0.2
Metformin Er 500 Mg	27	0.2	0.2
Metformin Er 750 Mg	27	0.2	0.2
Duloxetine	6	0.2	0.2
Metformin	31	0.2	0.2
Sildenafil Powder,	3	0.2	0.2
Fluticasone Propionate And Salmeterol Xinafoate	5	0.2	0.2
Omeprazole	29	0.2	0.2
Interferon Beta-1A	16	0.2	0.2
Escitalopram Oxalate	6	0.2	0.2
Oral Semaglutide	6	0.2	0.2
Omeprazole Magnesium	37	0.2	0.2
Zolpidem Tartrate	11	0.2	0.2
Temazepam	3	0.2	0.2
Diazepam Oral Solution (Concentrate)	7	0.2	0.2
Diazepam Oral	7	0.2	0.2
Adalimumab	57	0.2	0.2
Spironolactone	11	0.2	0.2
Sulfasalazine	6	0.2	0.2
Azithromycin	3	0.2	0.1
Acetaminophen Tablet Extended Release	19	0.1	0.1
Pain Reliever	19	0.1	0.1
Acetaminophen 500Mg	19	0.1	0.1
Mometasone Furoate	3	0.1	0.1
Gabapentin	26	0.1	0.1
Metformin Hydrochloride Tablets	4	0.1	0.1
Metformin Hydrochloride Extended-Release Tablets	4	0.1	0.1
Metformin Hydrochloride Tablet	4	0.1	0.1
Fingolimod Hcl	6	0.1	0.1
Fluticasone Propionate	9	0.1	0.1
Escitslopram	4	0.1	0.1
Budesonide	4	0.1	0.1
Metformin Hydrochloride	4	0.1	0.1
Bupropion	3	0.1	0.1
Lorazepam	12	0.1	0.1
Varenicline Tartrate	5	0.1	0.1
Nivolumab	6	0.1	0.1
Secukinumab	10	0.1	0.1
Tirzepatide	10	0.1	0.1
Clonidine	3	0.1	0.1
Duloxetine Hydrochloride	11	0.1	0.1
Insulin Glargine	14	0.1	0.1
Olanzapine	6	0.1	0.1
Methotrexate Sodium	27	0.1	0.1
Diphenhydramine Hydrochloride	9	0.1	0.1
Docusate Sodium	3	0.1	0.1
Sildenafil	3	0.1	0.1
Budesonide And Formoterol Fumarate Dihydrate	5	0.1	0.1
Hydrochlorothiazide	7	0.1	0.1
Baclofen	4	0.1	0.1
Insulin Aspart	3	0.1	0.1
Methotrexate	19	0.1	0.1
Atorvastatin Calcium	11	0.1	0.1
Hydroxychloroquine Sulfate	4	0.1	0.1
Pregabalin	12	0.1	0.1
Vitamin C	4	0.1	0.1
Buprenorphine	4	0.1	0.1
Dalfampridine	3	0.1	0.1
Ergocalciferol	16	0.1	0.1
Morphine	3	0.1	0.1
Lansoprazole	7	0.1	0.1
Prednisone	20	0.1	0.1
Leflunomide	4	0.1	0.1
Etanercept	23	0.1	0.1
Atenolol	5	0.1	0.1
Upadacitinib	3	0.1	0.1
Oxycodone Hydrochloride	8	0.1	0.1
Ondansetron	4	0.1	0.1
Ondansetron Tablets	4	0.1	0.1
Infliximab	8	0.1	0.1
Methylprednisolone	5	0.1	0.1
Ranitidine	7	0.1	0.1
Diclofenac	3	0.1	0.1
Aspirin	19	0.1	0.1
Aspirin 325 Mg	18	0.1	0.1
Aspirin 81 Mg	18	0.1	0.1
Pantoprazole Sodium	5	0.1	0.1
Fish Oil	3	0.1	0.1
Prednisolone	6	0.1	0.1
Prednisolone Oral	6	0.1	0.1
Prednisolone Oral Solution	6	0.1	0.1
Hydromorphone Hydrochloride	3	0.1	0.1
Ondansetron Hydrochloride	4	0.1	0.1
Dimethyl Fumarate	4	0.1	0.1
Oxycodone	6	0.1	0.1
Polyethylene Glycol 3350	3	0.1	0.1
Sildenafil Citrate	4	0.1	0.1
Pegfilgrastim	3	0.1	0.1
Risperidone	4	0.1	0.1
Esomeprazole Magnesium	7	0.1	0.1
Rosuvastatin	6	0.1	0.1
Calcium	4	0.1	0.1
Certolizumab Pegol	3	0.1	0.1
Famotidine	3	0.1	0.1
Morphine Sulfate	3	0.0	0.0
Tacrolimus Ointment 0.1%	3	0.0	0.0
Tacrolimus Extended-Release Capsules	3	0.0	0.0
Clozapine	3	0.0	0.0
Celecoxib	3	0.0	0.0
Carvedilol	3	0.0	0.0
Amlodipine	6	0.0	0.0
Bisoprolol Fumarate	3	0.0	0.0
Amlodipine Besylate	3	0.0	0.0
Diclofenac Sodium	3	0.0	0.0
Simvastatin	5	0.0	0.0
Tacrolimus	3	0.0	0.0
Metoprolol Tartrate	5	0.0	0.0
Losartan	3	0.0	0.0
Lenalidomide	7	0.0	0.0
Tofacitinib	3	0.0	0.0
Lisinopril	5	0.0	0.0
Metoprolol Tartrate Injection	3	0.0	0.0
Rivaroxaban	3	0.0	0.0
Metoprolol	3	0.0	0.0
Furosemide	4	0.0	0.0

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.