Side effects of rheumatology drugs

Here is a comprehensive overview of the side effects associated with the listed medications, along with their approximate frequencies of occurrence:

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1. Prednisolone (Corticosteroid)

• Common side effects: Weight gain, fluid retention, increased blood pressure, elevated blood sugar, mood swings, insomnia, increased appetite, and gastrointestinal discomfort.
• Serious side effects: Osteoporosis, cataracts, glaucoma, delayed wound healing, and increased susceptibility to infections.
• Frequency: Common side effects occur in a significant proportion of patients, especially with long-term use.

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2. Methotrexate (Conventional DMARD)

• Common side effects: Nausea, vomiting, stomatitis, alopecia, and photosensitivity.
• Hematologic effects: Leukopenia, granulopenia, macrocytic anemia, and thrombocytopenia.
• Hepatic effects: Elevated liver enzymes, liver fibrosis, and cirrhosis.
• Pulmonary effects: Pneumonitis and atypical pneumonia.
• Renal effects: Renal dysfunction and oligospermia.
• Frequency: Gastrointestinal symptoms occur in 20% to 70% of patients within the first year. ​

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3. Hydroxychloroquine Sulphate

• Common side effects: Itching, stomach pain, nausea, diarrhea, and loss of appetite.
• Hematologic effects: Very rare cases of cytopenia.
• Neurological effects: Headache, accommodation disorders, and myopathies.
• Ocular effects: Retinopathy (very rare).
• Frequency: Ocular toxicity is rare but increases with prolonged use. ​

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4. Leflunomide

• Dermatologic effects: Eczema, alopecia, skin rash, itching, and very rare cases of Stevens–Johnson syndrome.
• Gastrointestinal effects: Diarrhea, nausea, vomiting, stomach pain, oral ulcer, and elevated transaminases.
• Hematologic effects: Leukopenia, anemia, and very rare pancytopenia.
• Respiratory effects: Interstitial lung disease (ILD) and hypertension.
• Other effects: Dizziness, faintness, headache, weight loss, and polyneuropathy.
• Frequency: Elevated liver enzymes occur in 2–4% of patients; serious hepatotoxicity is rare.

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5. Sulfasalazine

• Dermatologic effects: Exanthema, itching, erythema multiforme, Stevens–Johnson syndrome, and photosensitivity.
• Gastrointestinal effects: Nausea, stomach pain, loss of appetite, cholestasis, hepatitis, pancreatitis, and diarrhea.
• Hematologic effects: Hyperchromasia, thrombocytopenia, leukopenia (agranulocytosis), and hemolytic anemia.
• Renal effects: Oligospermia (reversible), proteinuria, nephritis, and hematuria/crystalluria.
• Neurological effects: Headache, fatigue, polyneuropathy, depression, psychoses, dizziness, and arthralgias.
• Frequency: Gastrointestinal symptoms are common; hematologic and renal effects are less frequent but significant. ​

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6. Tofacitinib (JAK Inhibitor)

• Common side effects: Upper respiratory tract infections, headache, diarrhea, and nausea.
• Serious side effects: Serious infections, malignancies, and blood clots.
• Frequency: Infections are the most common serious adverse events.​

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7. Etanercept (TNF Inhibitor)

• Common side effects: Injection site reactions, upper respiratory infections, and headache.
• Serious side effects: Serious infections, malignancies, and heart failure.
• Frequency: Injection site reactions are common; serious infections are less frequent but notable.​

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8. Adalimumab (TNF Inhibitor)

• Common side effects: Injection site reactions, upper respiratory infections, and headache.
• Serious side effects: Serious infections, malignancies, and heart failure.
• Frequency: Injection site reactions are common; serious infections are less frequent but notable.​

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9. Infliximab (TNF Inhibitor)

• Common side effects: Injection site reactions, upper respiratory infections, and headache.
• Serious side effects: Serious infections, malignancies, and heart failure.
• Frequency: Injection site reactions are common; serious infections are less frequent but notable.​

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10. Secukinumab (IL-17A Inhibitor)

• Common side effects: Upper respiratory tract infections, diarrhea, and headache.
• Serious side effects: Serious infections, including tuberculosis.
• Frequency: Upper respiratory tract infections are common; serious infections are less frequent.​

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11. Mycophenolate Mofetil

• Common side effects: Gastrointestinal symptoms, including diarrhea, nausea, and vomiting.
• Hematologic effects: Leukopenia and anemia.
• Frequency: Gastrointestinal symptoms are common; hematologic effects are less

12. Denosumab (Prolia)

Denosumab is a monoclonal antibody used primarily to treat osteoporosis and bone-related conditions.​

• Common side effects:
  • Musculoskeletal pain
  • Eczema
  • Flatulence
• Serious side effects:
  • Hypocalcemia (low blood calcium levels)
  • Infections such as cellulitis
  • Osteonecrosis of the jaw (ONJ)
  • Atypical femoral fractures (AFF)
• Frequency:
  • In clinical trials, eczema and flatulence occurred in ≥2% of patients treated with denosumab.
  • Serious adverse events like hypocalcemia and infections are less common but have been reported in postmarketing experience.

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13. Azathioprine

Azathioprine is an immunosuppressive medication used in various autoimmune diseases and organ transplantations.​

• Common side effects:
  • Nausea and vomiting (approximately 22% of patients)
  • Leukopenia (low white blood cell count) in about 27% of patients
  • Thrombocytopenia (low platelet count) in about 5% of patients
  • Elevated liver enzymes
• Serious side effects:
  • Pancreatitis
  • Hepatotoxicity (liver damage)
  • Increased risk of certain cancers, including lymphoma and skin cancers
  • Severe infections
• Frequency:
  • Gastrointestinal symptoms like nausea and vomiting are common, especially at the beginning of treatment.
  • Hematologic effects such as leukopenia and thrombocytopenia are observed in a significant proportion of patients.
  • Serious adverse events like pancreatitis and hepatotoxicity are less common but notable. ​

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14. Cyclosporine

Cyclosporine is a calcineurin inhibitor used to prevent organ rejection and treat autoimmune conditions.​

• Common side effects:
  • Nephrotoxicity (kidney damage)
  • Hypertension (high blood pressure)
  • Tremor
  • Hirsutism (excessive hair growth)
  • Gingival hyperplasia (gum overgrowth)
  • Myalgia (muscle pain)
• Serious side effects:
  • Anaphylactic reactions (rare with intravenous formulation)
  • Increased risk of neoplasia (cancer)
• Frequency:
  • Nephrotoxicity and hypertension are common and dose-dependent.
  • Anaphylactic reactions are rare but have been reported with intravenous formulations. ​

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15. Methylprednisolone

Methylprednisolone is a corticosteroid used to treat inflammation and immune-related conditions.​

• Common side effects:
  • Increased appetite
  • Weight gain
  • Mood swings
  • Insomnia
  • Fluid retention
• Serious side effects:
  • Osteoporosis (bone thinning)
  • Hypertension
  • Hyperglycemia (high blood sugar)
  • Increased risk of infections
  • Gastrointestinal bleeding
• Frequency:
  • Common side effects like increased appetite and weight gain are frequently observed, especially with long-term use.
  • Serious side effects such as osteoporosis and gastrointestinal bleeding are less common but significant.​

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Note: The frequencies of side effects can vary based on individual patient factors, including dosage, duration of treatment, and concurrent medical conditions. It’s essential for patients to have regular monitoring and consultations with healthcare providers to manage and mitigate potential side effects effectively.

Source: Free information form Open AI.