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| Intravenous |
| TREATMENT OF VENTRICULAR ARRHYTHMIAS IN ADVANCED CARDIAC LIFE SUPPORT FOR CARDIAC ARREST DUE TO VENTRICULAR FIBRILLATION AND PULSELESS VENTRICULAR TACHYCARDIA |
| Adult:
As hydrochloride: 1-1.5 mg/kg repeated as necessary to a total of 3 mg/kg. |
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| Intravenous |
| INTRAVENOUS REGIONAL ANAESTHESIA |
| Adult:
50-300 mg (10-60 ml) of a 0.5% solution without adrenaline; max dose: 4 mg/kg. |
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| Intramuscular |
| EMERGENCY TREATMENT OF VENTRICULAR ARRHYTHMIAS |
| Adult:
As hydrochloride: 300 mg injected into the deltoid muscle, repeat after 60-90 min if necessary. |
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| Parenteral |
| SYMPATHETIC NERVE BLOCK |
| Adult:
As hydrochloride: 50 mg (5 ml) of a 1% solution for cervical block or 50-100 mg (5-10 ml) of a 1% solution for lumbar block. |
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| Parenteral |
| INFILTRATION ANAESTHESIA |
| Adult:
As hydrochloride: 5-300 mg (1-60 ml of a 0.5% solution or 0.5-30 ml of a 1% solution). |
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| Parenteral |
| PERIPHERAL NERVE BLOCK |
| Adult:
As hydrochloride: For brachial plexus block: 225-300 mg (15-20 ml) of a 1.5% solution; for intercostal nerve block: 30 mg (3 ml) of a 1% solution; for paracervical block: 100 mg (10 ml) of a 1% solution on each side, repeated not more frequently than every 90 minutes; for paravertebral block: 30-50 mg (3-5 ml) of a 1% solution; for pudendal block: 100 mg (10 ml) as a 1% solution on each side; for retrobulbar block: 120-200 mg (3-5 ml) of a 4% solution. |
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| Rectal |
| SURFACE ANAESTHESIA |
| Adult:
As hydrochloride 4 % with fluorescein: 1 or more drops as required. |
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| Rectal |
| SURFACE ANAESTHESIA |
| Child:
As hydrochloride 4 % with fluorescein : As directed by physician. |
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| Rectal |
| HEMORRHOIDS |
| Adult:
Apply topically to clean, dry area or using applicator, insert rectally, up to 6 times/day |
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| Rectal |
| HEMORRHOIDS |
| Child:
≥12 yr: Apply topically to clean, dry area or using applicator, insert rectally, up to 6 times/day. |
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| Rectal |
| PERIANAL PAIN AND ITCHING |
| Adult:
Apply topically to clean, dry area or using applicator, insert rectally, up to 6 times/day. |
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| Rectal |
| PERIANAL PAIN AND ITCHING |
| Child:
≥12 yr: Apply topically to clean, dry area or using applicator, insert rectally, up to 6 times/day. |
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| Ophthalmic |
| SURFACE ANAESTHESIA |
| Adult:
As hydrochloride 4 % with fluorescein: 1 or more drops as required. |
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| Ophthalmic |
| SURFACE ANAESTHESIA |
| Child:
As hydrochloride 4 % with fluorescein : As directed by physician. |
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| Topical/Cutaneous |
| SURFACE ANAESTHESIA |
| Adult:
As eutectic mixture containing lidocaine base 2.5% and prilocaine base 2.5%: Apply cream to skin under an occlusive dressing before procedure. Use without an occlusive dressing for genital warts. |
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| Mouth/Throat |
| SURFACE ANAESTHESIA |
| Adult:
For pain: 300 mg (15 ml) of 2% solution rinsed and ejected for mouth and throat pain; or gargled and swallowed if necessary for pharyngeal pain. Not to be used more frequently than every 3 hr. Max (topical oral solution): 2.4 g/day. Before bronchoscopy, bronchography, laryngoscopy, oesophagoscopy, endotracheal intubation, and biopsy in the mouth and throat: 40-300 mg (1-7.5 ml) of 4% solution. For dentistry and otorhinolaryngology procedures: 10-50 mg of 10% solution sprayed to mucous membrane. For laryngotracheal anaesthesia: 160 mg of 4% solution sprayed or instilled as a single dose into the lumen of the larynx and trachea. |
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| Urethral |
| SURFACE ANAESTHESIA |
| Adult:
As 2% gel: Female: 60-100 mg inserted into the urethra several minutes before examination. Male: 100-200 mg before catheterisation and 600 mg before sounding or cystoscopy. |
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| Epidural |
| EPIDURAL ANAESTHESIA |
| Adult:
As hydrochloride: 2-3 ml solution administered for each dermatome to be anaesthesized. Recommended doses are: lumbar epidural 250-300 mg (25-30 ml of a 1% solution) for analgesia and 225-300 mg (15-20 ml of a 1.5% solution) or 200-300 mg (10-15 ml of a 2% solution) for anaesthesia; for thoracic epidural: 200-300 mg of a 1% solution. For obstetric caudal analgesia, up to 300 mg (30 ml of a 0.5% or 1% solution); for surgical caudal analgesia: 225-300 mg (15-20 ml of a 1.5% solution). For continuous epidural anaesthesia, not to repeat max doses more frequently than 1.5 hrly. |
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| Intraspinal |
| SPINAL ANAESTHESIA |
| Adult:
As hyperbaric solution of 1.5% or 5% lidocaine in 7.5% glucose solution. Normal vaginal delivery: 50 mg (1 ml) of a 5% solution or 9-15 mg (0.6-1 ml) of a 1.5% solution. Caesarian operation: Up to 75 mg (1.5 ml) of a 5% solution. Other surgical procedures: 75-100 mg (1.5-2 ml). |
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| Injection |
| PUPIL DILATATION DURING PHACOEMULSIFICATION CATARACT SURGERY |
| Adult:
As a 1% ophthalmic preservative-free solution (often used in combination with phenylephrine and cyclopentolate). To be injected into the anterior chamber of the eye at the beginning of the procedure. |
