Chemotherapy looks different depending on how it’s given, but the most common image, an IV drip in a clinic, is only part of the picture. Some chemo drugs are bright red liquids pushed through a syringe. Others are clear fluids that look no different from saline. Some are pills you swallow at home. Here’s what you’ll actually see before, during, and after a treatment session.
What the Drugs Look Like
Most IV chemotherapy drugs are clear, colorless liquids. Hanging in a bag on a pole, they’re visually indistinguishable from the saline or anti-nausea fluids that run before and after them. A nurse will typically tell you when the actual chemo starts because you often can’t tell by looking.
The dramatic exception is doxorubicin, nicknamed “the red devil.” It’s bright red, so vivid that one oncology nurse compared it to red Kool-Aid running through a patient’s vein. It’s usually pushed slowly by hand through a large syringe rather than dripped from a bag, which makes it even more visually striking. Other patients in the infusion room will notice it too. Because of that intense color, your urine may turn red, pink, orange, or brownish for one to two days after treatment. That discoloration is normal and comes from the drug itself, not from bleeding.
Not all chemo comes through an IV. Oral chemotherapy looks like ordinary pills or capsules, though the packaging often carries a yellow cytotoxic warning symbol. These medications come in blister packs or bottles sized to a single treatment cycle. If you’re handling them at home, the general guidance is to tip tablets from the container into a disposable cup rather than touching them directly with bare hands. Some drugs also come in liquid form, prepared by a pharmacy and drawn into an oral syringe.
How It Gets Into Your Body
For a standard IV infusion, a nurse places a needle in a vein in your hand or arm, similar to any other IV. But because chemo often runs over multiple sessions and can be harsh on smaller veins, many people get a more permanent access point installed before treatment begins.
A port is a small, round device implanted under the skin of your upper chest. From the outside, it looks like a bump about the size of a quarter beneath the skin. When it’s time for treatment, the nurse inserts a special needle through the skin into the port. Between sessions, nothing is visible except that slight raised area.
A PICC line is a long, thin catheter threaded into a vein in your upper arm. Unlike a port, the end of a PICC line stays outside your body, taped to your arm with a small cap or clamp. It’s visible between sessions and needs to be kept dry and covered. That external portion does carry a slightly higher risk of infection compared to a fully implanted port.
What the Infusion Room Looks Like
Most chemotherapy happens in an outpatient infusion center, not a hospital room. Picture a large, open space with rows of reclining chairs, each with its own IV pole. Some centers have private bays separated by curtains; others are more open. You’ll see other patients in their own chairs, many reading, sleeping, watching TV on mounted screens, or scrolling their phones. The atmosphere tends to be quieter than you’d expect.
Each station has an IV pole holding one or more bags of fluid. The bags connect through clear plastic tubing that runs down to your IV, port, or PICC line. An infusion pump, a small electronic box clamped to the pole, controls the drip rate and beeps if the line gets kinked or a bag runs empty. Nurses move between patients checking vital signs, swapping bags, and adjusting flow rates. You’ll also see blankets everywhere, since infusion rooms run cold and patients sit still for long stretches.
How a Typical Session Unfolds
A session starts with a blood draw, often from your port or PICC line, to confirm your blood counts are high enough to proceed. You’ll sit in your chair while a nurse accesses your line and begins with pre-medications: usually fluids, anti-nausea drugs, and sometimes a steroid or anti-anxiety medication, all running through the same IV setup. These look like clear bags of fluid and may take 30 minutes to an hour.
The nurse will let you know when the chemotherapy itself begins. Depending on your regimen, it might drip slowly from a bag over several hours, or it might be pushed by hand through a syringe over 15 to 20 minutes. The nurse monitors you throughout, checking vital signs regularly and watching for any reaction. A full session, from pre-meds through the final saline flush, commonly lasts anywhere from two to six hours depending on the drugs involved.
During the infusion, most people feel surprisingly normal. You can eat snacks, read, work on a laptop, or nap. The side effects that people associate with chemo, nausea, fatigue, hair loss, typically show up hours or days later, not while sitting in the chair.
Portable Pumps for Home Infusions
Some chemo regimens send you home still connected to a pump. These are much smaller than the equipment in the clinic. A continuous pressure pump is about the size of a small water bottle and contains a balloon filled with the drug. It doesn’t need a battery. The balloon slowly deflates over 24 to 48 hours, pushing the medication through a tube connected to your port or PICC line. You carry it in a small pouch or belt holster.
Battery-operated pumps, including a type called a CADD pump, are slightly larger. The pump attaches to a cassette or small infusion bag, and the whole setup fits into something like a small backpack or waist bag. You wear it throughout your day, sleeping, showering (with waterproof covers), and going about normal activities until it’s time to return to the clinic for disconnection.
Scalp Cooling Caps
If you see someone in the infusion room wearing what looks like a thick, snug helmet, that’s a scalp cooling cap. These caps circulate cold fluid or contain frozen gel packs, and they’re worn before, during, and after the infusion to reduce hair loss. Older versions were essentially bags of crushed ice strapped to the head. Newer machine-based systems connect to a small cooling unit on the floor via tubing and use a thermostat to maintain a steady temperature. The caps are tight-fitting and can feel intensely cold for the first few minutes, but they’re lighter and more comfortable than the ice-pack versions.
What to Watch for at the IV Site
During the infusion itself, the area around your IV or port access should look calm. Slight coolness or a mild pressure sensation is common, but visible changes at the site are worth flagging immediately. If the drug leaks out of the vein into surrounding tissue, a complication called extravasation, you may notice swelling, redness, or a burning sensation at the injection site. In mild cases it’s just puffiness and discomfort. In more serious cases, the skin can blister, discolor, or feel cool to the touch, signs of tissue damage that needs prompt attention. These changes can appear right away or develop over a few days after treatment. Letting your nurse know the moment something feels off at the site is the single most important thing you can do during an infusion.