Skip to main content

Has anyone used expired Mucinex and had it worked?

Medically reviewed by Drugs.com. Last updated on Nov 27, 2023.

I have Mucinex that is exactly one year expired. I know that the general rule is don’t take expired medicine, it might not work or even harm. I also know that with expiration dates they ere on the side of caution, and sometimes medicines are still effective past the date. Anyone know? Thanks.

Official answer

by Drugs.com

Throw it out! The expiration date is the final day that the manufacturer guarantees the full potency and safety of a medication.

https://www.drugs.com/article/drug-expiration-dates.html

Read next

Some research suggests that Mucinex may help increase fertility by keeping the cervical mucus thin around the time of ovulation, which ensures sperm can travel freely through the cervix and helps with sperm survival. An increase in fertility can help increase your chances of becoming pregnant. Women with hostile mucus as the only cause of their infertility are the ones most likely to benefit from guaifenesin treatment. Continue reading

Mucinex products do not help to prevent or treat the COVID-19 virus itself, but might help relieve some of the symptoms of COVID, like chest congestion, cough, or headache. Select a product that targets only the symptoms you have. Continue reading

Yes, Mucinex and Nyquil can be taken together because they contain different ingredients, but Mucinex DM and Nyquil should not be taken together because they share a common ingredient, dextromethorphan. Instead of taking Mucinex DM and Nyquil together you should just take Nyquil. Continue reading

Related medical questions

Drug information

Related support groups

Medical Disclaimer