Solutions, suspensions, and medicines requiring refrigeration are more likely to become less potent if outdated
Moitra J, Mason MM, Olive M, Krylov D, Gavrilova O, Marcus-Samuels B, et al
Clinical trials get hopeful treatments to more people faster when what is available may not work for everyone
These drugs can include: melatonin warfarin amitriptyline, which is a migraine medication dextromethorphan, a cough medication pefloxacin, which is an antibiotic lithium, which people take for depression and bipolar disorder theophylline, a drug that treats breathing difficulties propranolol, a beta-blocker local anesthetics, such as lidocaine and ropivacaine antipsychotics, such as clozapine, olanzapine, and haloperidol antidepressants, such as clomipramine, imipramine, and bupropion (Wellbutrin) mexiletine, a sodium channel blocker verapamil, a calcium channel blocker triamterene, a diuretic methotrexate, which is an immune-suppressing and chemotherapy drug This is not a comprehensive list
Both medications cause similar side effects, mostly gastrointestinal, such as nausea, vomiting, diarrhea, and constipation