Reaction

Anencephaly reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 563 reports · 19 co-occurring drugs

As of the last recalculation, Anencephaly appears in 563 FAERS reports alongside 19 co-occurring drug terms. The strongest observed disproportionality signal is MISOPROSTOL (PRR 70.6).

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.
DrugCo-reportsPRRROR
Misoprostol1870.670.7
Baricitinib1247.047.1
Zidovudine1645.545.6
Lopinavir And Ritonavir1542.042.1
Nevirapine1041.741.7
Raltegravir1841.641.6
Atazanavir1539.639.7
Ritonavir2634.434.5
Ritonavir 100 Mg1127.727.8
Efavirenz826.926.9
Darunavir1024.924.9
Dolutegravir Sodium624.824.9
Levetiracetam In Sodium Chloride4422.722.7
Levetiracetam Oral4422.722.7
Levetiracetam Injection4422.722.7
Tenofovir Disoproxil Fumarate Tablets417.217.2
Emtricitabine And Tenofovir Alafenamide516.416.4
Rocuronium Bromide515.815.8
Emtricitabine And Tenofovir Disoproxil Fumarate1714.214.2

Related reactions

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