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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

Unintended pregnancy: Which Medications Cause It? (6,268 Reports Across 39 Drugs)

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Unintended pregnancy has been reported as an adverse event with 39 different drugs in the FDA's FAERS database, with 6,268 total reports. 7 of these reports resulted in death.The drugs most commonly associated with Unintended pregnancy are ETONOGESTREL, ISOTRETINOIN, and ETHINYL ESTRADIOL\ETONOGESTREL.

6,268
Total Reports
39
Drugs Involved
7
Deaths
380
Hospitalizations
27.0 yrs
Average Patient Age
99.9% / 0.1%
Female / Male

Which Drugs Cause Unintended pregnancy Most Often?

Drug Reports % of Drug Reports Deaths Hosp. Life-Threat.
ETONOGESTREL 3,707 8.3% 1 172 22
ISOTRETINOIN 1,011 2.9% 0 7 0
ETHINYL ESTRADIOL\ETONOGESTREL 543 4.7% 2 87 3
ULIPRISTAL 178 27.0% 0 10 1
MEDROXYPROGESTERONE 164 2.0% 1 7 1
NEXPLANON 106 6.1% 0 7 3
NUVARING 63 5.1% 0 7 0
ARIPIPRAZOLE 61 0.1% 0 36 0
IMPLANON 56 8.4% 0 3 0
LEVONORGESTREL 39 0.0% 0 6 0
ETHINYL ESTRADIOL\LEVONORGESTREL 37 0.8% 0 7 2
DESOGESTREL\ETHINYL ESTRADIOL 33 2.0% 0 4 0
CLARAVIS 24 3.7% 0 1 0
LAMOTRIGINE 22 0.1% 0 1 0
LEVETIRACETAM 19 0.0% 0 3 0
ADALIMUMAB 17 0.0% 0 2 0
CARBAMAZEPINE 14 0.1% 0 3 2
RIFAMPIN 12 0.1% 0 0 0
DEPO-PROVERA 11 8.7% 0 0 1
ETHINYL ESTRADIOL\NORETHINDRONE 10 0.2% 0 1 0

View all 39 drugs →

Top 3 Drugs Associated With Unintended pregnancy

3,707 reports
1,011 reports

Related Side Effects

Drug ineffective (1,049,718) Off label use (762,782) Death (660,423) Fatigue (599,248) Nausea (562,301) Diarrhoea (491,550) Pain (471,975) Headache (460,069) Dyspnoea (409,496) Dizziness (352,922)