Vitamin K1 injectable emulsion had a market value of approximately $19.7 million, for the 12 months ending November 2024, per ...

Other OTC options include the antihistamine nasal spray azelastine (Astepro) and eye drops such as ketotifen (Alaway) and olopatadine (Pataday). Some medications combine an antihistamine and a ...

Medically reviewed by John Carew, MD Fact checked by Jillian Dara Nasal sprays can treat congestion and other symptoms of seasonal allergies or a cold. They work by delivering a fine mist of ...