Although the cellular provider will automatically activate the SIM card for use on its cellular network, you will still need to activate the SIM card for use on your iPhone using the iTunes sync process. 1  1. Insert a pin into the hole on the right side of the iPhone. This will release the SIM card tray.
Applying iodine more than 3 times a day can increase your risk of iodine poisoning, which results in symptoms like vomiting, increased thirst and difficult urination. It can take up to 4 weeks for the fungus to be destroyed and the visible signs of ringworm to disappear.
In most cases, youâll have to use the medicines on your skin for 2 to 4 weeks to make sure you kill the fungus that causes ringworm. It also will lower its chance of coming back. If you have ringworm on your scalp or in many different places on your body, OTC treatments probably wonât be enough. Your doctor will have to write you a prescription.