What is the D in Nyquil D?

Generic name: acetaminophen, dextromethorphan, doxylamine, and pseudoephedrine [ a-SEET-a-MIN-o-fen, DEX-troe-meth-OR-fan, dox-IL-a-meen, SOO-doe-e-FED-rin ] Drug class: Upper respiratory combinations. Medically reviewed by Drugs.com on Feb 16, 2022. Written by Cerner Multum.

What is in Nyquil gel caps?

Q: What is the active ingredient in NyQuil? A: NyQuil has three active ingredients: acetaminophen (a pain reliever/fever reducer), dextromethorphan HBr (a cough suppressant) and doxylamine succinate (an antihistamine).

Can you take Nyquil with vitamin D?

Vicks Nyquil D Cold and Flu Nighttime Relief (acetaminophen/dextromethorphan/doxylamine/pseudoephedrine) Vitamin D3 (cholecalciferol)…Drug Interaction Classification.

Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Unknown No interaction information available.

What are the ingredients in Nyquil severe?


  • Acetaminophen 650 mg (in each 30 mL)
  • Dextromethorphan HBr 20 mg (in each 30 mL)
  • Doxylamine Succinate 12.5 mg (in each 30 mL)
  • Phenylephrine HCl 10 mg (in each 30 mL)

What cold medicine has pseudoephedrine?

Pseudoephedrine is a nasal decongestant active ingredient available in over-the-counter (OTC) medicines that relieve a stuffy nose or sinus pressure due to the common cold or other ailments….Common brands containing pseudoephedrine:

  • Advil. ®
  • Alavert. ®
  • Aleve. ®
  • Claritin. ®
  • Mucinex. ®
  • Sudafed. ®
  • Triaminic. ®
  • TYLENOL. ®

Should you take NyQuil if you have Covid?

Many over-the-counter (OTC) medications can help relieve symptoms of the common cold, the flu, and COVID-19. But it’s important to note that these medications are not treatments — meaning they do not work to kill the viruses that cause these infections.

How much acetaminophen is in NyQuil liquid gels?

Acetaminophen 325mg, doxylamine succinate 6.25mg, dextromethorphan HBr 15mg; per liquiCap.

What should you not take with vitamin D?

Possible interactions include:

  • Aluminum.
  • Anticonvulsants.
  • Atorvastatin (Lipitor).
  • Calcipotriene (Dovonex, Sorilux).
  • Cholestyramine (Prevalite).
  • Cytochrome P-450 3A4 (CYP3A4) substrates.
  • Digoxin (Lanoxin).
  • Diltiazem (Cardizem, Tiazac, others).

What should you not take with NyQuil?

Avoid taking isocarboxazid, metaxalone, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, selegiline, or tranylcypromine during treatment with this medication. Most MAO inhibitors should also not be taken for two weeks before treatment with this medication.