Pill Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Symptoms of too much medicine being absorbed into the bodyVery rare
Dizziness or drowsiness
increased sweating
irregular heartbeat
muscle twitching or trembling
nausea or vomiting
shortness of breath or troubled breathing
unusual excitement, nervousness, or restlessness
unusual tiredness or weakness

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Cough; dizziness; headache; nausea; nervousness; sinus inflammation; sore or dry throat; tremor; trouble sleeping; unusual taste in mouth; vomiting.

Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; ear pain; fast or irregular heartbeat; new or worsened trouble breathing; pounding in the chest; severe headache or dizziness; unusual hoarseness; wheezing.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Rare
Fever
skin rash or itching
sore throat
unusual tiredness and weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
Abdominal pain
diarrhea
dizziness
headache
nausea
vomiting
Rare
Thinning or loss of hair
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Rare
Fever
skin rash or itching
sore throat
unusual tiredness and weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
Abdominal pain
diarrhea
dizziness
headache
nausea
vomiting
Rare
Thinning or loss of hair
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

With overuse or long-term use
Increase in eye irritation
Symptoms of too much medicine being absorbed into the body
Dizziness
headache
increased sweating
nausea
nervousness
weakness
Symptoms of overdose
Decrease in body temperature
drowsiness
slow heartbeat
weakness (severe)
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common or rare
Blurred vision
large pupils
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

More common
Eye redness and swelling
Less common
Eye discharge
eye discomfort
eye pain
hives
increased itching of eyes
rash.
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
Headaches
stuffy or runny nose
Less common
Burning or stinging of eyes
dry eyes
eyelid disorder
eye sensitivity to light
fever, tiredness, achiness, and sore throat
increase in size of pupils
sore throat
tearing.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Less common
Cough (mucus-producing)
headache (severe)
stomach pain and cramping
pain and tenderness around eyes and cheekbones
painful menstrual bleeding
runny or stuffy nose
tightness in chest
troubled breathing
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
Chills
cough
fever
sneezing
sore throat
Less common
Back pain
burning feeling in eye
eyelid swelling
eye dryness
foreign body feeling in eye
general feeling of eye discomfort
increased itching of the eye
redness of the eye
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop using tetracycline and call your doctor at once if you have any of these serious side effects:
severe headache, dizziness, blurred vision;

fever, chills, body aches, flu symptoms;

severe blistering, peeling, and red skin rash;

urinating less than usual or not at all;

pale or yellowed skin, dark colored urine, fever, confusion or weakness;

severe pain in your upper stomach spreading to your back, nausea and vomiting, fast heart rate;

loss of appetite, jaundice (yellowing of the skin or eyes); or

easy bruising or bleeding, unusual weakness.

Less serious side effects may include:

sores or swelling in your rectal or genital area;

mild nausea, vomiting, diarrhea, or stomach upset;

white patches or sores inside your mouth or on your lips;

swollen tongue, trouble swallowing; or

vaginal itching or discharge.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Although serious side effects occur rarely when this medicine is taken as recommended, they may be more likely to occur if: too much medicine is taken, it is taken in large doses, or it is taken for a long period of time.

Get emergency help immediately if any of the following symptoms of overdose occur:

For narcotic antitussive (codeine, dihydrocodeine, hydrocodone, or hydromorphone)-containing
If you are a nursing mother and you notice any of the following symptoms of overdose in your baby, get emergency help immediately:

Cold, clammy skin
confusion (severe)
convulsions (seizures)
drowsiness or dizziness (severe)
nervousness or restlessness (severe)
pinpoint pupils of eyes
slow heartbeat
slow or troubled breathing
Difficulty breathing
difficulty nursing
increased sleepiness (more than usual)
limpness
For acetaminophen-containing
Diarrhea
increased sweating
loss of appetite
nausea or vomiting
stomach cramps or pain
swelling or tenderness in the upper abdomen or stomach area
For salicylate-containing
Any loss of hearing
bloody urine
confusion
convulsions (seizures)
dizziness or light-headedness
drowsiness (severe)
excitement or nervousness (severe)
fast or deep breathing
fever
hallucinations (seeing, hearing, or feeling things that are not there)
increased sweating
nausea or vomiting (severe or continuing)
shortness of breath or troubled breathing (for salicylamide only)
stomach pain (severe or continuing)
uncontrollable flapping movements of the hands, especially in elderly patients
unusual thirst
vision problems
For decongestant-containing
Fast, pounding, or irregular heartbeat
headache (continuing and severe)
nausea or vomiting (severe)
nervousness or restlessness (severe)
shortness of breath or troubled breathing (severe or continuing)
Check with your doctor as soon as possible if any of the following side effects occur:

For all combinations
Skin rash, hives, and/or itching
For antihistamine- or anticholinergic-containing
Clumsiness or unsteadiness
convulsions (seizures
drowsiness (severe)
dryness of mouth, nose, or throat (severe)
flushing or redness of face
hallucinations (seeing, hearing, or feeling things that are not there)
restlessness (severe)
shortness of breath or troubled breathing
slow or fast heartbeat
For iodine-containing
Headache (continuing)
increased watering of mouth
loss of appetite
metallic taste
skin rash, hives, or redness
sore throat
swelling of face, lips, or eyelids
For acetaminophen-containing
Unexplained sore throat and fever
unusual tiredness or weakness
yellow eyes or skin

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Burning or stinging in the eye.

Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); eye or eyelid swelling, itching, or redness.