Mead ingredients of alcoholic beverages led to commercial mead becoming a more obscure beverage until recently. Some monasteries kept up the old traditions of mead-making as a by-product of beekeeping, especially in areas where grapes could not be grown. The English "mead" – "fermented honey drink" – derives from the Old English "meodu" or "medu", and Proto-Germanic, *"meduz" (source also of Old Norse mjöðr, Danish mjød, Old Frisian and Middle Dutch mede, Old High German metu, German Met "mead"). "Madh", and the related terms "mad" (मद, مد) and "madira" (मदिरा, مدِرا), also mean alcohol. These words are all derived from the
Active ingredient form for a pharmaceutical contains the active pharmaceutical ingredient (API), which is the drug itself, and excipients, which are the substances of the tablet, or the liquid the API is suspended in, or other material that is pharmaceutically inert. Drugs are chosen primarily for their active ingredients. Patients often have difficulty identifying the active ingredients in their medication, and are often unaware of the notion of an active ingredient. When patients are on multiple medications, active ingredients can interfere with each other, often resulting in severe or life-threatening complications. There now exist online services which can identify the active ingredient