Dentsply Dycal Calcium Hydroxide Pastes

Dycal is a trusted calcium hydroxide liner formulated to protect the pulp and promote secondary dentin formation. Known for its clinically proven performance, Dycal provides quick set times, excellent handling, and improved aesthetics, making it ideal for restorative dental procedures. Available in Ivory and Dentin shades, it ensures natural-looking restorations while maintaining durability and protection.

Its dual-cure capability (self-cure and light-cure options) allows flexibility in clinical situations, while its radiopacity ensures clear visibility on radiographs. Dycal is moisture-resistant, biocompatible, and offers strong bonding with restorative materials—ensuring both immediate and long-term reliability.

Key Features

• Calcium hydroxide formulation for effective pulp capping and cavity lining

• Dual-cure capability: available in self-cure and light-cure versions

• Radiopaque – easily visible on X-rays for reliable diagnosis

• Biocompatible, reducing irritation and ensuring patient safety

• Excellent bonding properties with multiple restorative materials

• Quick setting time for efficient dental procedures

• Moisture-resistant – stable performance in the oral environment

• Available in two shades: Ivory & Dentin for improved aesthetics

• Convenient syringe or paste application for precise placement

Composition

• Base Paste (Dycal Liner): Disalicylate ester of 1,3-butylene glycol, calcium phosphate, calcium tungstate, zinc oxide, iron oxide

• Catalyst Paste: Calcium hydroxide, ethyl toluenesulfonamide, zinc stearate, titanium dioxide, zinc oxide, iron oxide

Indications for Use

1. Direct pulp capping – Application on exposed, vital pulp tissue.

2. Indirect pulp capping – Application on dentin as a protective barrier between restorative materials and deep dentin.

3. Lining under restorative materials where direct contact with dentin is not desirable.

Adverse Reactions (Precautions)

• May irritate eyes, skin, and mucous membranes (possible allergic response, rash, inflammation, edema).

• Ingestion may cause serious health effects.

• Inhalation of vapors can irritate respiratory tissues.

• Use protective gloves, eyewear, and masks when handling.

Packaging

• 1 × Pack of Dycal (Base & Catalyst)

• Available in Ivory and Dentin shades