Black Widow Spider Bite

The adult female black widow spider has a black body about ½ inch (1.2 cm) long with an orange-red hourglass shape on her belly. Black widow spider bites can be serious and life-threatening.

SYMPTOMS

Symptoms usually develop in 15 minutes to 2 hours after the bite. Symptoms usually peak in 3 hours to 1 day and may include:

TREATMENT

Serious reactions may require hospitalization. Your caregiver may give you an antivenom injection to help reduce pain. This is only done for very severe reactions that are not effectively treated with other medicines. There is a chance of having an allergic reaction to the antivenom since it is derived from horse serum.

HOME CARE INSTRUCTIONS

You may need a tetanus shot if:

If you get a tetanus shot, your arm may swell, get red, and feel warm to the touch. This is common and not a problem. If you need a tetanus shot and you choose not to have one, there is a rare chance of getting tetanus. Sickness from tetanus can be serious.

SEEK IMMEDIATE MEDICAL CARE IF:

MAKE SURE YOU: