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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.

Drug level increased: Which Medications Cause It? (11,356 Reports Across 538 Drugs)

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Drug level increased has been reported as an adverse event with 538 different drugs in the FDA's FAERS database, with 11,356 total reports. 1,186 of these reports resulted in death.The drugs most commonly associated with Drug level increased are TACROLIMUS, METFORMIN, and CLOZAPINE.

11,356
Total Reports
538
Drugs Involved
1,186
Deaths
5,919
Hospitalizations
49.5 yrs
Average Patient Age
51.6% / 48.4%
Female / Male

Which Drugs Cause Drug level increased Most Often?

Drug Reports % of Drug Reports Deaths Hosp. Life-Threat.
TACROLIMUS 1,013 1.1% 58 553 100
METFORMIN 886 1.0% 200 691 335
CLOZAPINE 554 0.6% 35 247 20
LAMOTRIGINE 541 1.1% 12 146 23
ACETAMINOPHEN 538 0.4% 54 352 101
METHOTREXATE 528 0.2% 29 326 93
VANCOMYCIN 447 1.3% 27 253 30
AMLODIPINE 329 0.5% 52 118 62
VORICONAZOLE 325 2.3% 32 118 24
OLANZAPINE 283 0.6% 29 100 22
MYCOPHENOLATE MOFETIL 277 0.4% 16 164 10
VALPROIC ACID 265 1.3% 8 133 26
ARIPIPRAZOLE 263 0.4% 12 83 10
QUETIAPINE 246 0.3% 47 176 72
DIVALPROEX 243 2.1% 5 111 16
INFLIXIMAB 228 0.2% 1 59 3
ZOPICLONE 212 1.5% 30 49 18
LEVETIRACETAM 208 0.3% 9 145 14
SERTRALINE 193 0.3% 88 71 17
INFLIXIMAB-DYYB 177 0.7% 1 53 0

View all 538 drugs →

Top 3 Drugs Associated With Drug level increased

1,013 reports
886 reports
554 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)