 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  prescribed amount is finished, even if symptoms disappear after starting tolnaftate. Stopping the medication too early may allow the fungus to continue to grow, which may result in a relapse of the infection. Inform your doctor if your condition lasts after 2 weeks of treatment for jock itch, after 4 weeks of treatment for athlete's foot or ringworm, or if your condition gets worse at any time.The side effects of Antifungal (Tolnaftate) Topical: Irritation of the treated skin may occur. If this effect lasts or gets worse, notify your doctor or pharmacist promptly. If your doctor has directed you to use this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. In the </s>