What is Hernexeos?

They need to know if you have any of these conditions:

• Heart failure
• Liver disease
• Lung disease
• An unusual or allergic reaction to zongertinib, other medications, foods, dyes, or preservatives
• Pregnant or trying to get pregnant
• Breastfeeding

Take this medication by mouth with water. Take it as directed on the prescription label at the same time every day. Do not cut, crush, or chew this medication. Swallow the tablets whole. You can take it with or without food. If it upsets your stomach, take it with food. Your care team may change your dose or tell you to stop taking this medication if you get side effects. Do not change your dose or stop taking it unless your care team tells you to.

Talk to your care team about the use of this medication in children. Special care may be needed.

If you miss a dose, take it as soon as you can, unless it is more than 12 hours late. If it is more than 12 hours late, skip that dose. Take your next dose at the normal time. Do not take double or extra doses.

If you vomit after taking your dose, do not take another dose. Take your next dose at your normal time the next day.

Keep out of the reach of children and pets.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Keep this medication in the original container. Protect from moisture. Keep the container tightly closed. Do not throw out the packets in the container. They help keep the medication dry. Get rid of any unused medication after it expires or 3 months after opening the bottle, whichever is first.

To get rid of medications that are no longer needed or have expired:

• Take the medication to a take-back program. Check with your pharmacy or law enforcement to find a location.
• If you cannot return the medication, check the label or package insert to see if the medication should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your care team. If it is safe to put it in the trash, empty the medication out of the container. Mix it with cat litter, dirt, coffee grounds, or another unwanted substance. Seal the mixture in a bag or container. Put it in the trash.