Classification of pharmaceutical preparations

1. Liquid dosage form (such as solution, injection, etc. )

2. Solid dosage forms (such as tablets and capsules). )

3. Semi-solid dosage forms (such as ointment and gel). )

4. Gas dosage forms (such as aerosol and spray).

Classification of decentralized systems

1. Solution type

2. Colloidal solution type

3. Emulsion type

4. Suspended type

5. Gas dispersion type

6. Solid dispersion type

Classification by route of administration

1. Preparations for gastrointestinal administration

2. Preparations not administered through gastrointestinal tract

(1) injection, such as intravenous injection, intramuscular injection, subcutaneous injection and intradermal injection.

(2) Respiratory tract administration, such as inhalation, spray, aerosol, etc.

(3) Skin administration such as topical solution, lotion, liniment, ointment, paste, patch, etc.

(4) Mucosal administration such as eye drops, nasal drops, mouthwash, sublingual buccal tablets, suppositories, films, etc. Generally speaking, rectal administration is also classified as mucosal administration, such as enema, suppository, rectal capsule suppository and so on.