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Sombra Warm Therapy Side Effects

Generic name: camphor / menthol topical

Medically reviewed by Last updated on Feb 14, 2023.

Note: This document contains side effect information about camphor / menthol topical. Some dosage forms listed on this page may not apply to the brand name Sombra Warm Therapy.

Applies to camphor / menthol topical: external cream, external gel, external lotion, external ointment, external patch, transdermal patch. Other dosage forms:

Serious side effects of Sombra Warm Therapy

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.

Other side effects of Sombra Warm Therapy

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Skin irritation.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.