Phenylephrine is included in many cold and flu products, but a scientific panel last year found that it doesn't really do its ...

You can purchase most antihistamines over-the-counter (OTC), meaning you do not need a prescription. Most are taken in pill form, but some other formulations are available. Histamine is a chemical ...

Over-the-counter antihistamines were among the most common substances involved in these adverse events, along with prescription antidepressants, painkillers and illegal synthetic cannabinoids.

Gatot – stock.adobe.com The poisonings most often involved over-the-counter antihistamines, prescription antidepressants, and painkillers and illegal synthetic cannabinoids. Incidents rose ...

So the beauty about these over-the-counter antihistamines is that several of them are just one a day in a tablet or a gel cap. They come in a liquid form for children, and they present with very ...

Still, they’re more difficult to obtain than over-the-counter antihistamines. Pseudoephedrine (e.g., Sudafed) is another class of decongestants. It’s offered in limited forms in certain states.

If you’re grappling with an outbreak of hives, your go-to solution should be over-the-counter (OTC) antihistamines, which you can readily find in the pharmacy, says Adnan Mir, MD, PhD ...

A decade after UC San Francisco scientists identified an over-the-counter antihistamine as a treatment for multiple sclerosis, researchers have developed an approach to measure the drug's ...