insulin aspart vs lithium

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Side-by-side comparison of insulin aspart and lithium. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

minor Known Drug Interaction

Drugs That May Increase or Decrease the Blood Glucose Lowering Effect of NOVOLOG Drugs: Alcohol, beta-blockers, clonidine, and lithium salts. • Drugs that may increase or decrease the blood glucose lowering effect: alcohol, beta-blockers, clonidine, lithium salts, and pentamidine ( 7 ).

Drug Class
insulin aspart Rapid-Acting Insulin
lithium Mood Stabilizer
Type
insulin aspart Prescription
lithium Prescription
Summary
insulin aspart

NovoLog (insulin aspart) is a rapid-acting insulin that helps control blood sugar in people with diabetes. It works quickly to lower blood sugar levels after meals.

lithium

Lithium is a mood stabilizer medicine. It helps to balance mood swings.

What It Treats
insulin aspart

NovoLog is used to improve blood sugar control in adults and children with diabetes. Diabetes is a condition where your body doesn't make enough insulin or can't use insulin properly, leading to high blood sugar. This medicine helps to lower your blood sugar levels.

lithium

Lithium is used to treat bipolar disorder. Bipolar disorder causes unusual shifts in mood, energy, activity levels, and concentration. Lithium helps to control the extreme highs (mania) and lows (depression) of this condition.

How It Works
insulin aspart

NovoLog is a man-made form of insulin that works like the insulin your body naturally makes. It helps sugar (glucose) move from your blood into your cells, where it can be used for energy. This lowers the amount of sugar in your blood.

lithium

Lithium affects the flow of sodium in nerve and muscle cells in the body. This helps to stabilize your mood. It may also affect other chemical messenger systems in the brain.

Common Side Effects
insulin aspart
  • Headache
  • Accidental injury
  • Nausea
  • Diarrhea
  • Low blood sugar
lithium
  • Tremor (shaking)
  • Nausea
  • Increased weight
  • Fatigue (feeling tired)
  • Vomiting
FAERS Reports
insulin aspart
  • Blood Glucose Increased 10,424
  • Nausea 3,724
  • Blood Glucose Decreased 3,344
  • Fatigue 2,664
  • Dyspnoea 2,553
lithium
  • Toxicity To Various Agents 2,179
  • Drug Interaction 1,526
  • Tremor 1,462
  • Nausea 1,344
  • Weight Increased 1,153
Serious Warnings
insulin aspart

Never share your NovoLog FlexPen, FlexTouch, PenFill cartridge, or PenFill cartridge device with anyone else, even if the needle is changed. Sharing insulin pens or cartridges can spread blood-borne diseases. Changes in your insulin regimen should be made carefully under medical supervision. Low blood sugar can be life-threatening. Monitor your blood sugar regularly. Fluid retention and heart failure can occur if you take NovoLog with thiazolidinediones (TZDs).

lithium

Lithium levels in your blood need to be monitored closely by your doctor. Too much lithium can be toxic and cause serious side effects. Make sure to attend all scheduled blood tests.

Pregnancy
insulin aspart

Tell your doctor if you are pregnant or plan to become pregnant. Good control of diabetes is important during pregnancy for both you and your baby. Discuss the best way to manage your blood sugar with your doctor.

lithium

Lithium can harm your unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. Lithium can pass into breast milk and may harm a nursing infant. Talk to your doctor about the best way to feed your baby if you are taking lithium.

Also Compare, Nearby Drugs

How to Read This insulin aspart vs lithium Comparison

insulin aspart is classified in the Rapid-Acting Insulin drug class, while lithium sits within the Mood Stabilizer class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, insulin aspart has 22,709 submissions while lithium has 7,664. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to lithium can interfere with how insulin works in your body, which may cause your blood sugar levels to go up or down unpredictably.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for insulin aspart or lithium.

Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.