What Is Chemotherapy?
Chemotherapy (often called “chemo”) is a medical treatment that uses special medicines to fight cancer. These medicines travel through the bloodstream to reach cancer cells anywhere in the body. Chemotherapy works by slowing down or stopping the growth of fast-growing cancer cells. It may be used alone or with other treatments such as surgery or radiation therapy.
Chemotherapy can be given as pills, injections, or infusions (drip) into a vein. These medicines are strong because they need to attack cancer cells, but they can also affect some normal healthy cells. Your doctor carefully chooses the right medicines and schedule to give the best results while managing side effects. Chemotherapy is used for many types of cancer and can help shrink tumors, slow disease spread, and improve a patient’s quality of life.
Purpose & Benefits of Chemotherapy
● Helps destroy cancer cells
● Shrinks tumors before surgery or radiation
● Kills any remaining cancer cells after surgery
● Reduces pain or symptoms caused by cancer
● Slows down cancer growth in advanced stages
● Improves survival and quality of life
Who May Need Chemotherapy?
● Patients diagnosed with any type of cancer
● People who need tumor size reduction before surgery
● Patients who need treatment after surgery
● People with cancer that has spread (metastatic)
● Patients who cannot have surgery or radiation alone
● Those needing symptom relief from cancer growth
Types of Chemotherapy Medicines
Chemotherapy medicines vary depending on the type of cancer and how far it has spread. Common types include:
1. Single-Agent Chemo
Uses one chemotherapy drug at a time.
2. Combination Chemotherapy
Uses more than one drug together. This can be more effective against cancer.
3. Neoadjuvant Chemotherapy
Given before surgery to shrink tumors.
4. Adjuvant Chemotherapy
Given after surgery to kill leftover cancer cells.
5. Palliative Chemotherapy
Used when cancer cannot be cured but helps reduce symptoms and improve comfort.
Your doctor will decide the right type and medicines based on your condition.
Chemotherapy Procedure: Step-by-Step
1. Before Treatment Starts
– Your doctor checks your health, blood tests, and scans to plan the best treatment.
– You will discuss benefits, risks, and how many sessions you need.
– Your doctor explains possible side effects and how to manage them.
2. Preparation for Chemo Session
– You may have an IV-line, port, or chemo catheter placed for easy medicine delivery.
– Nurses prepare the chemotherapy medicines based on your body weight and cancer type.
3. Receiving Chemotherapy
– Chemotherapy is usually given through an IV drip into a vein.
– Some chemo medicines are given as pills or injections under the skin.
– A session can take a few minutes to several hours, depending on the drug and schedule.
4. Monitoring During Treatment
– Nurses check your blood pressure, temperature, and comfort.
– Your doctor may adjust medicines if needed to reduce side effects.
5. After the Session
– You are observed for a short time before going home.
– Your doctor gives instructions on self-care and any medicines to take at home.
Most chemo treatments are given in cycles, treatment days followed by rest days, to help your body recover between sessions.
Recovery & Aftercare
After chemotherapy, your body needs time to recover. This includes:
Rest & Nutrition
● Get plenty of rest; your body is healing.
● Eat healthy foods to support strength and immunity.
Follow-Up Tests
● Regular blood tests and scans help your doctor check treatment response.
Managing Side Effects
● Your doctor may give medicines for nausea, vomiting, pain, or mouth sores.
● Stay hydrated and follow the dietary suggestions your doctor gives.
Support
● Emotional and family support is important during treatment.
Risks & Possible Side Effects
Chemotherapy can affect both cancer and normal cells, leading to side effects. Common ones include:
● Tiredness or fatigue
● Nausea and vomiting
● Hair loss
● Low blood counts
● Mouth sores or sore throat
● Loss of appetite
● Diarrhea or constipation
● Skin changes
Most side effects are temporary and improve after treatment ends. Your healthcare team will help manage these carefully.
Chemotherapy vs Other Cancer Treatments
Chemotherapy
● Uses medicines to kill cancer cells throughout the body
● Can be used at many cancer stages
● Helps with both cure and symptom relief
Radiation Therapy
● Uses high-energy rays to kill cancer cells in a specific area
● Best for localized tumors
Surgery
● Removes tumors physically
● Best when cancer is in one location
Targeted Therapy / Immunotherapy
● Uses special medicines that target specific cancer features
● Often has fewer general side effects
Often, these treatments are used together to get the best results.
.png){kind=small}
Oncology
Hematology and Oncology
.png){kind=small}
Pediatric Oncology
Surgery
.png){kind=small}
Gastroenterology
Radiation oncology
Pediatric Hematology and Oncology
Obstetricians and Gynecologists
Gynecology
.png){kind=small}
Dentist