Here you’ll find 34 Pills that start with L, organized from “Labetalol” to “Lyrica”. They include common generics, brand-name medicines, over-the-counter options, and several higher-risk prescriptions.

Pills that start with L are medications whose names begin with the letter L and cover many drug types. For example, “Lyrica” and “Labetalol” are widely known names that often appear in clinical and patient conversations.

Below you’ll find the table with Generic/Brand, Primary use, Drug class, Common side effects, Typical form, and Source links.

Generic/Brand: Lists the pill by its generic name and common brand names so you can identify it quickly and correctly.

Primary use: Describes the main condition or symptom the pill treats, helping you see why it might be prescribed.

Drug class: Shows the therapeutic category so you understand how the medicine fits into broader treatment options.

Common side effects: Summarizes frequent adverse effects in brief terms, so you know what to watch for after taking it.

Typical form: Notes the usual pill form such as tablet, capsule, or chewable, making it easier to recognize the product.

Source links: Provides original regulatory and labeling links so you can check official product information and active ingredients quickly.

Pills that start with L

NameGeneric / BrandDrug classPrimary use
Lisinoprillisinopril; (Prinivil, Zestril)ACE inhibitorHigh blood pressure
Levothyroxinelevothyroxine; (Synthroid)Thyroid hormoneHypothyroidism
Loratadineloratadine; (Claritin)AntihistamineAllergies
Loperamideloperamide; (Imodium)Antidiarrheal (opioid class)Acute diarrhea
Lamotriginelamotrigine; (Lamictal)Anticonvulsant / mood stabilizerSeizures, bipolar
Levofloxacinlevofloxacin; (Levaquin)Fluoroquinolone antibioticBacterial infections
Lorazepamlorazepam; (Ativan)BenzodiazepineAnxiety, insomnia
Lithiumlithium carbonate; (Lithobid)Mood stabilizerBipolar disorder
Losartanlosartan; (Cozaar)Angiotensin II receptor blocker (ARB)High blood pressure
Lansoprazolelansoprazole; (Prevacid)Proton pump inhibitor (PPI)GERD, ulcers
Levetiracetamlevetiracetam; (Keppra)AnticonvulsantSeizures
Lipitoratorvastatin; (Lipitor)Statin (cholesterol-lowering)High cholesterol
Lasixfurosemide; (Lasix)Loop diureticEdema, hypertension
Lexaproescitalopram; (Lexapro)SSRI antidepressantDepression, anxiety
Lyricapregabalin; (Lyrica)Anticonvulsant / neuropathic pain agentNeuropathic pain, fibromyalgia
Levonorgestrellevonorgestrel; (Plan B One-Step, Mirena [IUD contains same hormone])Progestin contraceptiveEmergency contraception
Labetalollabetalol; (Trandate)Beta-blocker (alpha/beta)Hypertension
Lisdexamfetaminelisdexamfetamine; (Vyvanse)StimulantADHD
Levocetirizinelevocetirizine; (Xyzal)AntihistamineAllergies
Lotensinbenazepril; (Lotensin)ACE inhibitorHigh blood pressure
Lamivudinelamivudine; (Epivir)Antiretroviral (NRTI)HIV, hepatitis B
Lucemyralofexidine; (Lucemyra)Alpha-2 agonistOpioid withdrawal symptoms
Lomitapidelomitapide; (Juxtapid)Microsomal triglyceride transfer protein inhibitorFamilial high cholesterol
Linagliptinlinagliptin; (Tradjenta)DPP-4 inhibitor (antidiabetic)Type 2 diabetes
Lotrelamlodipine/benazepril; (Lotrel)Calcium channel blocker + ACE inhibitorHigh blood pressure
Lurasidonelurasidone; (Latuda)Atypical antipsychoticSchizophrenia, bipolar depression
Lovastatinlovastatin; (Mevacor)StatinHigh cholesterol
Lenvatiniblenvatinib; (Lenvima)Tyrosine kinase inhibitor (oncology)Thyroid cancer, HCC
Letrozoleletrozole; (Femara)Aromatase inhibitorBreast cancer
Lenalidomidelenalidomide; (Revlimid)Immunomodulatory anticancer agentMultiple myeloma
Leflunomideleflunomide; (Arava)Disease-modifying antirheumatic drug (DMARD)Rheumatoid arthritis
Lopressormetoprolol tartrate; (Lopressor)Beta-blockerHypertension, angina
Lortabhydrocodone/acetaminophen; (Lortab)Opioid analgesic combinationModerate to severe pain
Loestrinethinylestradiol/norethindrone; (Loestrin)Combined oral contraceptiveBirth control

Descriptions

Lisinopril
Tablet, prescription; side effects: cough, dizziness, headache, elevated potassium, fatigue. Caution: avoid in pregnancy; monitor kidney function (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lisinopril)
Levothyroxine
Tablet, prescription; side effects: weight change, palpitations, tremor, insomnia. Caution: dose carefully with heart disease (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=levothyroxine)
Loratadine
Tablet/capsule, OTC; side effects: headache, dry mouth, drowsiness (rare), fatigue. Caution: may interact with alcohol or sedatives (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=loratadine)
Loperamide
Tablet/capsule, OTC; side effects: constipation, dizziness, nausea, abdominal pain. Caution: serious heart risk with high doses or abuse (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=loperamide)
Lamotrigine
Tablet/capsule, prescription; side effects: rash (can be severe), dizziness, headache, nausea, double vision. Caution: monitor for serious skin reactions (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lamotrigine)
Levofloxacin
Tablet, prescription; side effects: tendon pain/rupture, nausea, dizziness, photosensitivity, headache. Caution: tendon and nerve injury risk; avoid unnecessary use (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=levofloxacin)
Lorazepam
Tablet, prescription; side effects: drowsiness, dizziness, sedation, memory problems. Caution: dependence and respiratory depression with opioids (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lorazepam)
Lithium
Tablet/capsule, prescription; side effects: tremor, increased thirst, weight gain, nausea. Caution: narrow therapeutic range — blood monitoring required (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lithium)
Losartan
Tablet, prescription; side effects: dizziness, fatigue, high potassium, kidney changes. Caution: contraindicated in pregnancy (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=losartan)
Lansoprazole
Capsule/tablet, OTC & prescription; side effects: headache, diarrhea, abdominal pain, nausea. Caution: long-term use linked to fractures and B12 deficiency (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lansoprazole)
Levetiracetam
Tablet/capsule, prescription; side effects: sleepiness, dizziness, irritability, weakness. Caution: may cause mood or behavioral changes (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=levetiracetam)
Lipitor
Tablet, prescription; side effects: muscle pain, elevated liver enzymes, constipation, headache. Caution: report unexplained muscle pain/weakness (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=atorvastatin)
Lasix
Tablet, prescription; side effects: low potassium, dehydration, low blood pressure, dizziness. Caution: monitor electrolytes and kidney function (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=furosemide)
Lexapro
Tablet, prescription; side effects: nausea, insomnia, sexual dysfunction, headache. Caution: watch for increased suicidal thoughts in young people (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=escitalopram)
Lyrica
Capsule, prescription; side effects: dizziness, drowsiness, weight gain, peripheral edema. Caution: misuse and sedation risk (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=pregabalin)
Levonorgestrel
Tablet (single-dose), OTC; side effects: nausea, abdominal pain, fatigue, dizziness. Caution: not effective if already pregnant; not for routine contraception (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=levonorgestrel)
Labetalol
Tablet, prescription; side effects: dizziness, fatigue, slow heart rate, nausea. Caution: avoid in severe asthma or certain heart blocks (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=labetalol)
Lisdexamfetamine
Capsule, prescription; side effects: decreased appetite, insomnia, dry mouth, increased heart rate. Caution: abuse potential and cardiovascular risk (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lisdexamfetamine)
Levocetirizine
Tablet, OTC/prescription depending on country; side effects: drowsiness, dry mouth, headache. Caution: may impair alertness (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=levocetirizine)
Lotensin
Tablet, prescription; side effects: cough, dizziness, high potassium, low blood pressure. Caution: contraindicated in pregnancy (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=benazepril)
Lamivudine
Tablet, prescription; side effects: headache, fatigue, nausea, diarrhea. Caution: resistance if used alone for HIV (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lamivudine)
Lucemyra
Tablet, prescription; side effects: dry mouth, dizziness, low blood pressure, sleepiness. Caution: can lower blood pressure; monitor closely (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lofexidine)
Lomitapide
Capsule, prescription; side effects: nausea, diarrhea, liver enzyme elevation, abdominal pain. Caution: serious liver toxicity risk (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lomitapide)
Linagliptin
Tablet, prescription; side effects: nasopharyngitis, headache, hypoglycemia (with other drugs), joint pain. Caution: monitor blood sugar with other meds (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=linagliptin)
Lotrel
Capsule, prescription; side effects: dizziness, swelling, cough (ACE), low blood pressure. Caution: avoid in pregnancy; monitor blood pressure and electrolytes (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lotrel)
Lurasidone
Tablet, prescription; side effects: nausea, drowsiness, akathisia, weight change. Caution: watch metabolic effects and movement symptoms (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lurasidone)
Lovastatin
Tablet, prescription; side effects: muscle pain, liver enzyme changes, constipation. Caution: report unexplained muscle pain or weakness (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lovastatin)
Lenvatinib
Capsule, prescription; side effects: hypertension, diarrhea, fatigue, decreased appetite. Caution: serious liver and blood pressure risks (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lenvatinib)
Letrozole
Tablet, prescription; side effects: hot flashes, joint pain, fatigue, bone loss. Caution: contraindicated in pregnancy (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=letrozole)
Lenalidomide
Capsule, prescription; side effects: low blood counts, fatigue, constipation, rash. Caution: highly teratogenic; strict pregnancy prevention required (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=lenalidomide)
Leflunomide
Tablet, prescription; side effects: diarrhea, hair thinning, liver toxicity. Caution: teratogenic and hepatotoxic — pregnancy testing and monitoring required (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=leflunomide)
Lopressor
Tablet, prescription; side effects: fatigue, slow heart rate, dizziness, cold extremities. Caution: avoid abrupt stopping; caution with asthma and heart block (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=metoprolol%20tartrate)
Lortab
Tablet, prescription; side effects: drowsiness, constipation, nausea, respiratory depression. Caution: high abuse risk and overdose potential (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=hydrocodone%20acetaminophen)
Loestrin
Tablet, prescription; side effects: nausea, breast tenderness, spotting, headache. Caution: increased clot risk in smokers and over age 35 (https://dailymed.nlm.nih.gov/dailymed/search.cfm?searchTerm=ethinyl%20estradiol%20norethindrone)
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