- Lignospan (Lidocaine HCl 2% and Epinephrine Injection) Standard and Forte Anesthetic is a local dental anesthetic, made by Septodont Inc., used for infiltration or nerve block. - If used for infiltration, it will take an average of less than 2 minutes to achieve full analgesia and will last about 60 minutes. - The average onset time for nerve block is about 2-4 minutes and will last about 90 minutes. - Formula contains no methylparaben or latex to avert allergic reactions. **For further product information , please contact Chat Support**