Modifiers matching decongestant:

• otc,
• chemical,
• nasal,
• counter,
• common,

Simple categories matching counter:

• antihistamine,
• antacid,
• painkiller,
• ion,
• medication,
• drug,
• antiacid,
• anion,
• device,
• decongestant,
• cation,
• medicine,
• meat,
• nsaid,
• measure,
• remedy,
• service,
• process,
• substance,