Table 1.

Different periodontal gels used in this study with the antibacterial and regenerative components. (CHX: chlorhexidine, CPC: cetylpyridinium chloride; PGA: propylene glycol alginate).

Nomenclature	Gel	Manufacturer	Antibacterial Factor	Regenerative Factor
Gel A	Bexident post Gel	ISDIN, Barcelona, Spain	CHX 0.2%	Chitosan 0.5%
Gel B	Perio-Aid Gel Bioadhesive	Dentaid SL, Barcelona, Spain	CHX 0.2%	Hyaluronic acid 0.2%
Gel C	Lacer Mucorepair Gel	Lacer SA, Barcelona, Spain	Enoxolone 0.2%	Hyaluronic acid 0.2%, asiaticoside 0.3%
Gel D	Clorhexidina Lacer Gel Bioadhesive	Lacer SA, Barcelona, Spain	CHX 0.2%	-
Gel E	Oralsan Gel Gengivale	IDS Spa, Savona, Italy	CHX 0.5%	Aloe vera
Gel F	Oralsan NBF Gel Gengivale	IDS Spa, Savona, Italy	Propolis extract, Plant extracts	Propolis extract, Vitamin C and E, Plant extracts
Gel G	Klirich Pro	Itena Clinical, Villepinte, France	CPC 1–2.5%, Eugenol 0–1%, Plant extracts	Hyaluronic acid, Plant extracts
Gel H	Syntoss Biogel	DSI dental solution Israel Ltd., Ashdod, Israel	CHX 0.025%	Chondroitin Sulfate
Gel I	Emdogain (EMD)	Straumann, Basel, Switzerland	PGA	Amelogenin 30 mg/mL