ACETAMINOPHEN, CAFFEINE

6457 reported adverse events

Drug classes: Central Nervous System Stimulant [EPC] Methylxanthine [EPC]

These side effects are most commonly reported by patients taking ACETAMINOPHEN, CAFFEINE:

# Side effect Count
0 DRUG INEFFECTIVE 1925
1 HEADACHE 481
2 NAUSEA 353
3 FATIGUE 286
4 MIGRAINE 239
5 PRODUCT USE IN UNAPPROVED INDICATION 212
6 PAIN 201
7 DIZZINESS 194
8 INSOMNIA 191
9 VOMITING 180
See all common reactions for ACETAMINOPHEN, CAFFEINE

ACETAMINOPHEN, CAFFEINE is most commonly taken among patients reporting these side effects:

# Side effect Count Frequency
0 MEDICATION OVERUSE HEADACHE 145 0.2557
1 BLOOD CAFFEINE INCREASED 4 0.0816
2 DRUG EFFECT VARIABLE 50 0.0440
3 EMERGENCY CARE EXAMINATION 17 0.0356
4 BLOOD ZINC DECREASED 4 0.0345
5 LARYNGITIS FUNGAL 3 0.0326
6 ANAL SKIN TAGS 2 0.0177
7 LABELLED DRUG-FOOD INTERACTION MEDICATION ERROR 7 0.0174
8 HEMIPLEGIC MIGRAINE 3 0.0166
9 BLOOD VISCOSITY DECREASED 4 0.0165
See all enriched reactions for ACETAMINOPHEN, CAFFEINE