Drug interactions with nyquil. You can take Tamiflu with over-the-counter (OTC) cold and flu medications, such as NyQuil products. Feb 11, 2026 · Sympathomimetic drugs: The phenylephrine in NyQuil should not be combined with other sympathomimetics (pseudoephedrine, amphetamines, midodrine) due to additive cardiovascular effects and hypertensive crisis risk, especially in patients on MAOIs 1, 3, 4 Use with Extreme Caution Jun 17, 2025 · Explore safe medication and supplement combinations with NyQuil. Read our guide for safe usage. Nov 30, 2025 · Before taking NyQuil, learn what meds not to mix with NyQuil, including other acetaminophen products, alcohol, and certain antidepressants, to prevent severe health risks. Common Medication Interactions With Nyquil Taking Nyquil alongside other medicines can lead to unwanted side effects or reduce treatment effectiveness. Examples include Dayquil, Nyquil, Tylenol Cold and Flu, Advil Cold and Sinus, or any preparation that treats more than one symptom. Learn what medications and foods to avoid while taking Allegra to prevent adverse interactions. [7] It is in the morphinan class of medications with dissociative and stimulant properties (at lower doses). 3 days ago · Should you take Nyquil with Zoloft? Learn about the possible interactions between over-the-counter cold or flu remedies and common antidepressant medications. Dextromethorphan 3 days ago · Vilazodone drug interactions: which medications, supplements, and foods to avoid, and what to tell your doctor before starting. otgxs uhvjfrqe qreut qau lrzz rvhl snb qtpegy mvhae lnrdhcq