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General Medication Fact Sheet for Lidocaine Ointment
| Field | Information |
|---|---|
| Medication Name | Lidocaine Ointment |
| Generic Name | Lidocaine |
| Boxed/Label Warning | Excessive application or prolonged use on large areas can lead to systemic absorption and serious adverse effects, including seizures and cardiac arrest. Use sparingly and as directed. |
| Purpose | Local anesthetic used to relieve pain and itching. |
| Mechanism of Action | Blocks nerve signals in the body by inhibiting sodium influx into nerve cells. |
| Dosage Forms | Topical Ointment |
| Available Strengths | 2.5%, 5% |
| Dosage Frequency | Apply a thin layer to the affected area as directed by your healthcare provider, usually no more than 3-4 times daily. |
| Common Side Effects | Redness, swelling, itching, burning, or stinging at the application site. |
| Serious Side Effects | Seizures, irregular heartbeat, slowed breathing, severe allergic reaction (rash, itching, swelling, dizziness, trouble breathing). |
| Drug Interactions | Antiarrhythmics (e.g., mexiletine, tocainide), other local anesthetics. |
| Important Notes | Avoid applying to broken or irritated skin without consulting a doctor. Do not cover the treated area with bandages unless directed by a healthcare provider. |
| Storage | Store at room temperature away from heat and moisture. Keep out of reach of children. |
| Missed Dose | Apply as needed, following the directions. Do not apply more often than directed. |
| Alternatives | Benzocaine, Pramoxine, Dibucaine, Tetracaine |
Lidocaine Ointment Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Benzocaine | Blocks nerve signals in the body. | Available in various topical forms. May cause methemoglobinemia in rare cases. |
| Pramoxine | Disrupts neuronal membrane function. | Often found in anti-itch creams. |
| Dibucaine | Blocks nerve signals in the body. | A more potent local anesthetic, use with caution. |
| Tetracaine | Blocks nerve signals in the body. | Another potent local anesthetic, often used in eye drops. |
Lidocaine Ointment Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Redness at application site | Seizures |
| Swelling at application site | Irregular heartbeat |
| Itching at application site | Slowed breathing |
| Burning at application site | Severe allergic reaction (rash, itching, swelling, dizziness, trouble breathing) |
| Stinging at application site | Drowsiness, confusion |
Lidocaine Ointment Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Minor burns | Apply thin layer | Apply thin layer as needed, up to 3-4 times daily | Clean and dry the area before applying. |
| Insect bites | Apply thin layer | Apply thin layer as needed, up to 3-4 times daily | Clean the area before applying. |
| Hemorrhoids | Apply thin layer | Apply thin layer as needed, up to 3-4 times daily | Apply to the affected area. |
Lidocaine Ointment Price With And Without Insurance
| Purchase Context | Estimated Price |
|---|---|
| With Insurance | NC |
| Without Insurance (U.S.) | $25 |
| From CPS | $18.95 |
