Generic tablet: a drug mixed directly with an excipient and pressed into a tablet, usually an uncoated tablet. Most medicines are pressed into plain tablets and used with boiled water in their whole form
Coated tablet: a tablet that coats the core (pressed tablet). Coating can increase the stability of drugs in tablets and cover up the bad smell of drugs. Improve tablet appearance and reduce irritation
Chewable tablets: chewable tablets are chewed or sucked in the mouth to dissolve the tablets and swallowed, and play a role in the gastrointestinal tract or absorbed by the gastrointestinal tract to play a systemic role
Effervescent piece: effervescent piece is to point to contain sodium bicarbonate and organic acid, meet water can release a lot of carbon dioxide and show effervescent shape tablet. This tablet can be taken orally and disintegrates rapidly when it gasses water.