© 2026 Nanjing Finechem Holdings Co., Ltd,
All Right Reserved
Substance Name: Nicardipine Hydrochloride
Chemical Formula: C26H29N3O6 · HCl
Common Use: Generally prescribed as a calcium channel blocker, especially for treating high blood pressure and certain heart conditions. Pharmaceutical-grade white to off-white powder that dissolves in water and alcohol with a bitter aftertaste. Folks handling this compound often see it in compounding pharmacies or research labs tied to cardiovascular work.
GHS Classification: Not regarded as acutely toxic but can cause harm if inhaled, swallowed, or upon contact with skin and eyes. Eye contact commonly results in irritation, even at relatively low concentrations. Swallowing large doses brings on headache, dizziness, or a drop in blood pressure. Overexposure during compounding leads to lightheadedness, especially if workspace ventilation fails. Anyone with a history of allergic reactions to calcium channel blockers should take extra care. Chronic exposure could affect cardiovascular health, especially in small lab environments where dust forms.
Active Ingredient: Nicardipine Hydrochloride, more than 98% purity in pharmaceutical labs. Rest of what’s found in the vial consists of water and trace residual solvents from synthesis, usually closed off by careful manufacturing processes. Some commercial products include inactive ingredients for stability but pure API is typically unblended.
Inhalation: Move outside to fresh air, take slow, deep breaths. If someone feels faint, lay them flat and elevate legs. Seek medical help if symptoms last.
Eye Contact: Rinse eyes thoroughly for at least 10 minutes with clean water, removing contact lenses if easy. If irritation lingers, get medical help.
Skin Contact: Rinse affected area with soap and water. Remove contaminated clothes. Persistent rash or itch calls for a healthcare visit.
Ingestion: Rinse mouth immediately with water. Never try to induce vomiting unless a toxicologist gives instructions. Monitor for any sign of low blood pressure, nausea, or unusual drowsiness, and contact a medical professional right away.
Sensitivity: Not flammable under standard conditions but can decompose and release toxic fumes like carbon oxides or nitrogen oxides if in a fire. Combustion byproducts might irritate the lungs or eyes.
Fire-Extinguishing Media: Use dry chemical, CO2, or foam extinguishers. Water spray may help to cool surfaces or control dust.
Protective Gear: Wear a full-face respirator, gloves, and lab coat. Folks nearby should avoid smoke and ensure emergency exits are clearly marked.
Personal Precautions: Avoid inhaling any dust. Before cleanup, don gloves and a lab coat, and if possible, use a respirator for larger spills.
Spill Handling: Gently sweep up powder, minimize dust generation, and transfer to a sealed waste container. Wipe the area with damp towels and proper detergent to remove any residue. Dispose contaminated materials according to pharmacological waste protocols.
Environmental Protection: Prevent powder from reaching drains, surface water, or ground soil as even trace amounts may impact aquatic organisms.
Handling: Only open containers in well-ventilated spaces away from food, drink, or smoking materials. Hands should be clean and dry before handling.
Storage: Store at controlled room temperatures, ideally between 20°C and 25°C, away from direct sunlight, heat, and moisture. Seal containers tightly. Use a powder-safe, clearly labeled storage container. Access should stay limited to trained personnel.
Engineering Controls: Good ventilation helps limit accidental inhalation or dust buildup. Use a certified chemical fume hood for any weighing, mixing, or transferring.
Personal Protective Equipment: Nitrile gloves are a minimum. A fitted lab coat, splash-proof goggles, and in higher concentrations or for prolonged work, a respirator with dust cartridges.
Hygiene Measures: Never eat, drink, or apply cosmetics in work area. After handling, thoroughly wash hands and forearms, and regularly clean workspaces.
Appearance: White or pale yellow powder, bitter taste.
Odor: Odorless.
Solubility: Easily dissolves in water and alcohol.
Boiling Point: Data specific to this compound not frequently published, but as a solid, it decomposes before boiling.
Melting Point: Typically listed as 168°C to 170°C.
pH: Neutral to slightly acidic in aqueous solution.
Vapor Pressure: Negligible; dust formation possible if mishandled.
Other Properties: Stable under standard laboratory conditions if kept away from excessive moisture and heat.
Chemical Stability: Stable through typical storage and handling. Exposure to strong sunlight, heat, or acids may cause decomposition.
Incompatibility: Avoid mixing with strong oxidizers, acids, or bases.
Decomposition Products: If burned, expect the formation of noxious gases including nitrogen oxides or carbon oxides.
Reactivity: Relatively low under ordinary lab settings if handled properly.
Routes of Exposure: Dermal, inhalation, ingestion, and ocular.
Acute Effects: Large doses might lower blood pressure, bring on dizziness, or result in tachycardia—handle with caution if working with open quantities. Rare allergic reactions can crop up, especially in individuals sensitive to similar drugs.
Chronic Effects: Long-term exposure isn’t widely studied, but extended inhalation or skin contact could impact cardiovascular or nervous systems in rare cases. Avoid prolonged or repeated handling without protection.
Aquatic Toxicity: Even trace levels in waste water can potentially harm fish and other aquatic species. Does not break down easily—leads to bioaccumulation risks along waterways.
Persistence and Degradability: Stubborn compound, metabolizes slowly if at all outside lab conditions.
Environmental Considerations: Spills or improper disposal may impact local water quality. Never pour down the drain—pharmaceutical waste guidelines matter here.
Waste Disposal: Gather up any powder, solid, or contaminated materials in a sealed, labeled container. Arrange disposal using a licensed chemical waste handler with experience in pharmaceutical products.
Special Instructions: Never discard into general trash or wash down sinks. For folks in small labs or clinics, coordinate with local hazardous waste services to ensure responsible removal of expired or contaminated stocks.
Classification: Not considered a dangerous good under international transport rules, but labeling, documentation, and packaging counts. Double-bagged, sealed containers prevent spillage.
Caution in Transit: Avoid shipping with incompatible chemicals such as oxidizers and keep protected from heat and vibration. Check with courier for additional rules specific to pharmaceuticals.
Industry Oversight: Subject to pharmaceutical and chemical regulations. Needs to be handled according to specific workplace safety standards, including OSHA and similar regional agencies.
Environmental Regulations: Local and national laws govern water and waste emissions involving drug residues.
Worker Safety: Personal protection and hazard training apply before anyone gets hands-on in a lab or manufacturing site. Compliance programs like WHMIS in Canada and GHS labeling in the U.S. and Europe reinforce safe handling rules.
